Biology and Chemistry Homework Help Forum

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Threads

Do neutrons flow smoothly in laminar conditions?

  • mat1101
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7

Why is the calculated atomic mass of lead only approximate?

  • tigerwoods99
  • · Replies 29 ·
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29

Why Does Zinc Hydroxide Dissolve in Ammonium Chloride Solution?

  • cyt91
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3

How Do You Correctly Draw Enantiomers of Ibuprofen?

  • cdotter
  • · Replies 9 ·
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9

Total synthesis of cyclopentanone from cyclopentanol

  • Gunner1412
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4

Calculating Total Rate of Conduction of Heat Through Clothing

  • Priscilla
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1

What Is the Specific Heat Capacity of Cream?

  • Priscilla
  • · Replies 1 ·
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1

How do you draw hydrogen-bonded dimers and cyclic structures?

  • MysticDude
  • · Replies 13 ·
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13
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1

Chemistry Determining Intermolecular Forces - Ionic Crystals and Network Solids?

  • kk727
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1

Structure using Proton NMR Spectrum

  • GoldDelight
  • · Replies 2 ·
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2

Can Methane Gas Pass Through Activated Carbon?

  • turnerdhr
  • · Replies 4 ·
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4

Calculating Bit-Density of a CD using AFM Images

  • SarahBoberra
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2

Chemistry-TGhermodynamics Piston Cylinder Device question

  • meeklobraca
  • · Replies 3 ·
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3

Increasing F-A-F Bond Angles: OF2, NF3, CF4, BeF3, BeF2

  • MysticDude
  • · Replies 2 ·
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2

D-glucose and L-glucose Haworth Projections

  • lha08
  • · Replies 1 ·
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1

Why Can T-Butyl Chloride Undergo Substitution but Isopropyl Chloride Cannot?

  • physics(L)10
  • · Replies 2 ·
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2

How do I add percentage uncertainty when calculating an average?

  • ultimatebusta
  • · Replies 1 ·
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1

Monochloro substitution products (chemistry)

  • Puchinita5
  • · Replies 1 ·
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1

Solutions effect of dilution will not take place?

  • zorro
  • · Replies 8 ·
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8

Chemistry Calculating Average Molecular Weight and Equilibrium Constants for Gas Mixtures

  • tag16
  • · Replies 33 ·
2
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33

How much heat is evolved Thermochemistry Question

  • anonymity
  • · Replies 3 ·
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3

Combined Gas Law: volume of gas at STP from -247.7°C and 380 torr

  • Demoniac
  • · Replies 3 ·
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3
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5

How do I solve this Charles's Law problem using given information?

  • lj19
  • · Replies 11 ·
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11

Calculating When to Replace Cobalt-60

  • priscilla98
  • · Replies 10 ·
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10

How Do Atom and Ion Sizes Compare in Various Elements?

  • spiderflower
  • · Replies 1 ·
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1

CaF2 precipitation in calcium nitrate solution with Ksp

  • rizwaan
  • · Replies 3 ·
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3

What Is the Actual Bond Angle in SeCl2 According to VSEPR Theory?

  • MysticDude
  • · Replies 4 ·
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4
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3

How can I turn off overtype when preparing a new thread?

  • tua28494
  • · Replies 5 ·
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5

Wavefunction and Electron Configuration

  • Sapper6
  • · Replies 6 ·
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6

Finding calorimeter constant from hot and cold water

  • imapeiceofwod
  • · Replies 5 ·
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5

Solving pH for HOCl in a 1 L Solution

  • Gaunt101
  • · Replies 5 ·
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5
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1

What Is the Balanced Equation for Hypochlorite and Thiosulfate Reaction?

  • gradeaswimr
  • · Replies 8 ·
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8
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3

How to Calculate [HT-] in a Saturated Solution Using Titration Data?

  • jpd5184
  • · Replies 6 ·
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6

Chemical Kinetics: do not understand anything

  • burr.valentin
  • · Replies 4 ·
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4

I am having trouble with the attached question. I see that from the

  • ThomasMagnus
  • · Replies 1 ·
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1

Why would limiting reactant not be necessary to determine?

  • Greywolfe1982
  • · Replies 5 ·
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5

Powder photographs of two specimens A and B

  • صريحي
  • · Replies 1 ·
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1

Calculate Transition in Hydrogen for 600nm Wavelength

  • unf0r5ak3n
  • · Replies 7 ·
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7
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3
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4

Chemistry Mean spacing between Hemoglobin molecules

  • Krazer101
  • · Replies 5 ·
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5

Incorrect dilution values per text implications.

  • atmega-ist
  • · Replies 1 ·
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1

What Is the Correct Way to Calculate Theta in Trigonometry?

  • r-soy
  • · Replies 7 ·
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7

Carboxylation of sodium phenolate

  • espen180
  • · Replies 4 ·
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4

What Is the Entropy of a Solution Containing Methane and Ethane?

  • rshiku
  • · Replies 1 ·
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1

How to Determine the pH of a Water Sample?

  • Luckeris
  • · Replies 15 ·
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15

A typical compound archery bow requiers

  • r-soy
  • · Replies 4 ·
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4

Chemical equilibrium concentrations

  • cj2222
  • · Replies 7 ·
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7

Why Does DNA Replication Require a Lagging Strand?

  • SAT2400
  • · Replies 4 ·
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4

Finding all isomers of C5H10O for extra credit

  • coots2009
  • · Replies 4 ·
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4

Calculate the percentage of nitrogen in air

  • zorro
  • · Replies 9 ·
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9

Reaction of gases/ gas stoichiometry

  • apbuiii
  • · Replies 3 ·
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3

Chemistry Chemistry: Elements, Molecules and Bonds

  • HeLiXe
  • · Replies 1 ·
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1

What is the composition of a fuel on a dry and mass basis?

  • tweety1234
  • · Replies 6 ·
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6

How Do You Calculate the Percentage Yield of Copper Carbonate?

  • imapeiceofwod
  • · Replies 1 ·
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1
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2

4 very hard thermodynamics problems

  • osprey099
  • · Replies 1 ·
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1

Chemistry Finding net, ionic and molecular equations

  • tica86
  • · Replies 1 ·
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1

How To calculate molar concentration?

  • imapeiceofwod
  • · Replies 1 ·
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1

Partial pressure of reagent in reaction

  • Denver Dang
  • · Replies 1 ·
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1

Zwitterion: 4-Chloroaniline + Benzoic Acid - Soluble/Insoluble?

  • jack12345
  • · Replies 3 ·
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3

Physical Chemistry 1st Law of Thermo

  • joseg707
  • · Replies 1 ·
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1

What Could Be the Error in Calculating Molar Mass Using the Ideal Gas Law?

  • absci2010
  • · Replies 7 ·
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7

Why Are All Carbon-Carbon Bonds in Benzene the Same Length?

  • CurryBoy
  • · Replies 1 ·
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1

Calculate Mass Percent: HNO3 in Sample

  • Ki-nana18
  • · Replies 1 ·
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1

Mass% of Magnesium-Aluminum Alloy in HCl

  • ahhppull
  • · Replies 1 ·
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1

Solving Heat Capacity Problem: 60K to 80K

  • Pete_01
  • · Replies 1 ·
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1

Chemistry problem with molarity and ions

  • ahhppull
  • · Replies 1 ·
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1

Calculating water volume needed to dilute albumin solution

  • unixunited
  • · Replies 2 ·
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2

Why can't hexane or toluene solutions dissolve in aqueous bromine?

  • redpower
  • · Replies 4 ·
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4

How to Calculate Time Period and Frequency?

  • r-soy
  • · Replies 14 ·
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14

Thermodynamics(Helmholtz energy)

  • jensen1
  • · Replies 1 ·
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1

Question on triangometry, where i can put angle

  • r-soy
  • · Replies 3 ·
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3

Calculate Bond Energy for C25H52 Combustion Reaction

  • k-rod AP 2010
  • · Replies 5 ·
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5

Chemistry Finding the volume of one water molecule

  • Niles
  • · Replies 4 ·
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4

Finding average speed and distance for a multi-segment car trip

  • r-soy
  • · Replies 6 ·
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6

The mass of rock is 2.4 kg anf its volume is 950 cm^3 .

  • r-soy
  • · Replies 3 ·
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3

How Do You Convert mg to kg?

  • r-soy
  • · Replies 4 ·
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4

Calculating pH of 0.140M NaOCN Solution - Ka HOCN=3.5x10^-4

  • fashion_fever
  • · Replies 1 ·
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1

How Do Isoelectronic Ions Compare in Size and Configuration?

  • k-rod AP 2010
  • · Replies 2 ·
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2

Why Does Melting Temperature Increase from Sodium to Aluminium?

  • jsmith613
  • · Replies 3 ·
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3

How to Make Mohr's Salt: Water and Solution Amounts Needed?

  • jsmith613
  • · Replies 6 ·
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6

Meselson-Stahl experiment banding patterns across replication hypotheses

  • SAT2400
  • · Replies 1 ·
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1

Chlorine Mass Spectrometry: Cl-35 and Cl-37 Isotope Analysis

  • jsmith613
  • · Replies 2 ·
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2

Types of Bonds and Orbitals in Molecules: NO3-, CS2, CH2O, FNO, C2F4

  • MysticDude
  • · Replies 3 ·
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3

What volume of this solution is required to make 1.25 L

  • fghtffyrdmns
  • · Replies 7 ·
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7

Volume of NaOH needed to neutralize H3PO4

  • fghtffyrdmns
  • · Replies 15 ·
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15

Buoyant force on a balloon is equal to the mass of air it displaces

  • chemguy12345
  • · Replies 3 ·
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3

Chymotrypsin Mechanism: Correct Steps for Enzymatic Catalysis

  • nickname
  • · Replies 1 ·
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1

Calculate Cost of Using 2 Electrical Devices/Month

  • NITROX0018
  • · Replies 1 ·
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1

The difference between structural unit and repeating unit?

  • royzizzle
  • · Replies 1 ·
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1

Finding Kp for ammonia synthesis at 110 atm with volume percentages

  • Lancelot59
  • · Replies 7 ·
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7

How Much Glucose Does a Person Metabolize Climbing a Mountain?

  • n.a.s.h
  • · Replies 1 ·
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1

Why do Oxygenated fuels contain less energy than hydrocarbons?

  • CurryBoy
  • · Replies 1 ·
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1