Biology and Chemistry Homework Help Forum

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Threads

What is the Relationship Between Gas Volume and Its Properties?

  • f24u7
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3

Chemical Potential: Is It Equal to the Energy of Added Particles?

  • Niles
  • · Replies 10 ·
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10

Vapor pressure question in chemical thermodynamics

  • Vunde
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2

Exergonic Reactions: Polar Molecule Stability?

  • nobahar
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2

Nucleophiles and carbonyl compounds .

  • metalInferno
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3
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9

Activation free energy for nucleation

  • soul
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1

Find Percent Composition of Ethylene from Natural Gas Sample

  • 312213
  • · Replies 4 ·
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4

Molar Mass and density gas relationship

  • thomas49th
  • · Replies 11 ·
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11

What Spray Could Make Laser Beams Visible?

  • J1990
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4

Calculating Mass of Octane Needed to Heat Aluminum Block

  • ghostanime2001
  • · Replies 51 ·
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51

Finding Excess Reactant for N2H4 + 7H2O2 Reaction

  • Moe_slow
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6

How to Determine Reaction Products from Given Reactants?

  • 312213
  • · Replies 3 ·
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3

How Do I Balance This Chemical Equation?

  • Dell
  • · Replies 7 ·
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7

Physical Chemistry: Should I Write Supplementary or Retake?

  • n77ler
  • · Replies 1 ·
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1

Manufacture of CCl4(l) includes the reaction

  • ghostanime2001
  • · Replies 18 ·
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18

Heats of solution + Heat of Reaction ?

  • ghostanime2001
  • · Replies 8 ·
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8

Does Aspirin React with NaOH? | C9H8O4 + NaOH Reaction Explained

  • tgt
  • · Replies 9 ·
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9

Guys is any one know about the formation of Acetylsalicylic Acid

  • heres41
  • · Replies 4 ·
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4

How to solve this compound question?

  • transgalactic
  • · Replies 5 ·
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5

Solving Gas Law Problems: Partial Pressure & Relative Diffusion Rates

  • maximade
  • · Replies 1 ·
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1

Calculating Age of Fossil Using 14C/12C Ratio

  • element1945
  • · Replies 7 ·
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7

Chemistry - calculating equilibrium constant, what am I doing wrong?

  • confusedbyphysics
  • · Replies 6 ·
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6

Pass Your Physical Chemistry Exam with These Study Tips | 2 Days Left!

  • n77ler
  • · Replies 5 ·
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5

Chemistry, colligative properties-freezing point

  • Flip
  • · Replies 3 ·
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3

Can You Identify These Cell Structures and Their Functions?

  • Stalkerfishy
  • · Replies 1 ·
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1

Chemistry, mL required to Concentration of HNO3

  • Flip
  • · Replies 4 ·
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4

What is the final pressure of argon gas after isochoric heating?

  • kristibella
  • · Replies 2 ·
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2

Understanding Dative Bonding: Definition, Examples, and Importance

  • spacecraze
  • · Replies 3 ·
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3

Emperical Formula for hydrate

  • Xenon100
  • · Replies 1 ·
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1

Find Bond Angles: Step-by-Step Guide

  • spacecraze
  • · Replies 1 ·
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1

Kinetics of bromide-bromate reaction

  • MaherBj
  • · Replies 10 ·
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10

Determining Molar Solubility of Mg(OH)2 in MgCl2 Solution

  • Saladsamurai
  • · Replies 5 ·
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5

What is the lewis structure for IO3

  • devanlevin
  • · Replies 8 ·
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8

How Does Fermentation Rates Change With Different Types of Yeasts? (Biology Q)

  • cheechnchong
  • · Replies 2 ·
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2

Consentration question(basic chemistry)

  • transgalactic
  • · Replies 3 ·
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3

Potassium chloride vs. Sodium chloride for osmosis?

  • Leid_X09
  • · Replies 1 ·
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1

Sarcosinemia, rare genetic disease(cant find a history of it for my bio ISP)

  • Green Zach
  • · Replies 6 ·
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6

What Are the Equivalent Series Called for Ground States 4, 5, and 6?

  • soandos
  • · Replies 2 ·
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2

Epodea plant cells the chloroplasts 'retreated'

  • nobahar
  • · Replies 2 ·
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2

Weight percent of element to give specific density for alloy

  • physicsnnewbie
  • · Replies 8 ·
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8

What colors do ions of various elements produce in a flame test?

  • 312213
  • · Replies 2 ·
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2

What is the % Iron in an FeSO4 Sample Based on Titration Data?

  • sami23
  • · Replies 6 ·
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6

ATP in Fatty acid oxidation and citric acid cycle

  • jenzao
  • · Replies 1 ·
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1

Solve Ksp Equation for Sn^2+ When MnS Begins to Precipitate

  • Newtime
  • · Replies 3 ·
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3

Where Does the Second Water Come From in the Glyoxylate Cycle?

  • jenzao
  • · Replies 1 ·
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1

Ionic vs. Covalent Bonds: Understanding Electronegativity Differences

  • devanlevin
  • · Replies 1 ·
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1

Concentration of NaOH Solution: Calculation and Analysis

  • gt000
  • · Replies 7 ·
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7
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1

Several Questions Re. Thermodynamics

  • Newtime
  • · Replies 7 ·
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7

Hund's Rule Spin: +1 vs -1 | Wiki Explanation

  • atwong713
  • · Replies 1 ·
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1

Citric Acid Cycle -matching carbons

  • jenzao
  • · Replies 1 ·
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1

Determination of an unknown concentration

  • xavior6
  • · Replies 5 ·
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5

Weak acid/strong base titration (Acetic acid/NaOH)

  • MadmanMurray
  • · Replies 4 ·
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4

Chemistry Struggles: My Experience of Fighting Unfair Grading

  • MadmanMurray
  • · Replies 13 ·
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5

Calculate Bacteria Growth Rate: Doubling Time

  • stegz
  • · Replies 1 ·
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1

Chemistry Chemistry, how do i draw the lewis structures for these molecules?

  • devanlevin
  • · Replies 2 ·
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2

Chemistry What is the Origin of the Mole Abbreviation in Chemistry?

  • woosh9013
  • · Replies 7 ·
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7

Differentiation of compression factor

  • yungwun22
  • · Replies 1 ·
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1

Diels-Alder Reaction: Predict Product | 65 Characters

  • thE3nigma
  • · Replies 5 ·
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5

Solve Mass Fraction Problem: 100g H2O, 11.2g H, 3.06g H2

  • lucky_star
  • · Replies 4 ·
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4

% Ionization vs. Concentration of Strong Acid

  • [AFT]
  • · Replies 4 ·
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4

Help with Identifying the group in ionic compund formulas

  • NickP717
  • · Replies 2 ·
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2

What is the best way to draw Lewis structures for transition metals?

  • devanlevin
  • · Replies 4 ·
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4

Lead-Acid Battery Discharge: PbO2 + Pb + 2H2SO4  2PbSO4 + 2H2O

  • ally1h
  • · Replies 1 ·
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1

Electron transfer in Redox equation

  • ally1h
  • · Replies 5 ·
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5

Bridging Step of Krebs Cycle oxidatiion or reduction?

  • jenzao
  • · Replies 1 ·
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1

Calculating deltaH°f for O(g) - 142.0 kJ/mol

  • NickP717
  • · Replies 1 ·
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1

Are these the correct lewis structures

  • devanlevin
  • · Replies 1 ·
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1
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2

What is the ΔG° for the ionization of water at 50C?

  • beneakin
  • · Replies 3 ·
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3

Need Essay Reader for New Deal Analysis

  • asdfsystema
  • · Replies 1 ·
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1

Identifying Phenol with FeCl3: Color Change with Acid

  • mirzaei ebi
  • · Replies 3 ·
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3

Searching for DME + H2O Boiling Point Curve: Help Needed

  • katchum
  • · Replies 4 ·
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4

Partial pressure question (should be easy)

  • dlw902
  • · Replies 2 ·
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2

Potenital Differnce between Salt Bridge and rxn

  • ktmtalker
  • · Replies 1 ·
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1

Weight percent of Ge needed to yield alloy with x atoms/cm3

  • physicsnnewbie
  • · Replies 2 ·
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2

Why does electron withdrawal influence acidity in organic compounds?

  • leopard
  • · Replies 1 ·
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1

Understanding E and Z Isomerism in 3-Isopropyl-2-Heptene

  • leopard
  • · Replies 1 ·
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1
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1
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2
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1

Setup Thermodynamic Cycle for Enthalpy of Hydration of Mg2+ Ions

  • vaazu
  • · Replies 3 ·
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3

How to Make Lithium Borohydride & Energy Input Needed

  • aquitaine
  • · Replies 3 ·
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3

Incomplete octets w/ lone pair

  • susan__t
  • · Replies 1 ·
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1

Understanding and Avoiding Errors in a Heat of Reaction Experiment

  • Sassenav22
  • · Replies 4 ·
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4

Do Ions in a Plasma Affect Atomic Absorption Spectroscopy Results?

  • Continuum
  • · Replies 2 ·
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2

How is HF used to purify Al in the Hall-Héroult process?

  • mubashirmansoor
  • · Replies 1 ·
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1

Which Solvent Dissolves Each Compound: Tetrachloride or Water?

  • ncm2
  • · Replies 1 ·
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1

[Chemistry] questions on solubilty of bases and naphthalen-2-ol

  • xechox_06
  • · Replies 1 ·
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1

Need Help With My Unit Assignment (DUE December 5th)

  • yoshifan123
  • · Replies 4 ·
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4

What are the shapes and hybridization of these 13 chemicals for my lab?

  • chemstudent1
  • · Replies 2 ·
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2

Calculating Vitamin C Content in Fruit Juices: A Biology Coursework

  • xXAznGurlXx
  • · Replies 7 ·
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7

Are All Sigma & Pi Bond Answers Correct?

  • UNknown 2010
  • · Replies 2 ·
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2

Writing chemical equations w/ catalysts

  • ob94
  • · Replies 3 ·
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3

What is the [H3O+] When Mixing Formic Acid and NaOH?

  • Swerting
  • · Replies 3 ·
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3

Calculating Mole Fraction and Kp in Chemical Equilibrium

  • rock23
  • · Replies 3 ·
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3

How Do You Calculate the Equilibrium Constant for This Reaction?

  • Malgrif
  • · Replies 1 ·
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1

Strange result in stoichiometry limiting/excess problem.

  • pc2-brazil
  • · Replies 5 ·
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5