Biology and Chemistry Homework Help Forum

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Determine the rate of reaction with respect to I-

  • blicker
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Calculate Moles of Terephthalic Acid from PET Depolymerization

  • PoisonCupcake
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3

Heat from arachidonic acid combustion to warm hibernating bear

  • patton_223
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1

Arhenius equation solving for K1/T2

  • lazybone
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2

How to balance Cr3+ + ClO3- + H2O → Cr2O72- + Cl- + H+

  • Gliese123
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1

Material Science- x-ray diffraction and metal densities

  • maiad
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1

C2H3O2- concentration given pH of 30mL NaC2H3O2 solution

  • Phyzwizz
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3

Galvanic cell with AgBr and Ag2CrO4 electrodes

  • johncena
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2

Are My Chemical Reaction Equations Correct?

  • MacLaddy
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3

Understanding Pathogens: Definitions and Types

  • Mattara
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3

What Is the Potential When Fe^(2+) Changes by .393 M?

  • ThirdEyeBlind
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1

Calculating % Yield of Ester in Chemistry Lab

  • kosterot
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4

Finding Mass through Stoichiometry of Ethanol in a chemical equation

  • iHate Physics
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1

Miller index planes and directions relationship

  • cameuth
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4

Molal boiling point elevation constant for carbon disulfide

  • piggyxchu
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2

Finding a linear graph to solve x² + 4x - 7 = 0

  • chikis
  • · Replies 12 ·
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12

How to Calculate the Mass of Benzene at 15 Degrees Celsius?

  • MacLaddy
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4

What is the Molal Concentration of Pure Ether?

  • Torshi
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1

Balancing equation of potassium dichromate

  • calcula
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1

Mass of calcium carbonate precipitate from sodium carbonate and calcium nitrate

  • lockandkey213
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1
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4

Calculating Volumes to Prepare Standard Solutions with KSCN

  • brushman
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2

Electrochemistry, emf vs HCL concentration

  • Puchinita5
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1

Is a pipette more accurate than a buret?

  • chez_butt23
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1

Gravimetric Analysis to calculate wgt%?

  • Antonio8
  • · Replies 1 ·
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1

How to Calculate the Mass of Iron(III) Oxide from 500g of Iron?

  • nic.harv
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1

Why is molarity dependent on temperature and pressure but molality is not?

  • nothing123
  • · Replies 8 ·
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8

Chemistry Finding moles of NaOH from titration with acetic acid

  • homevolend
  • · Replies 3 ·
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3

What Happens to Photons Near a Black Hole?

  • amy21
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2

How Much Ammonium Sulfate From 75kL Ammonia?

  • nic.harv
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1

How Do You Calculate Weight Percent Concentration of KCl in Water?

  • rridl001
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1

Why Do Elements Have Variable Valencies and Other Chemistry Questions?

  • rishch
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1

What is the relationship between cloudiness and coagulation in proteins?

  • Megaevelie
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2
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8

Biology Genetics- how many of each genotype?

  • uchicago2012
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1

How to Calculate Mass from Density and Volume?

  • tinacoolman17
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2
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2

Why Does This Structure Show Resonance?

  • Saitama
  • · Replies 7 ·
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7

Which Ions Interfere with CrO4 2- Quantitation?

  • SebPT
  • · Replies 5 ·
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5

Need Answers for Grade 12 Equilibrium Review?

  • winterwonderl
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3

Preparing an extraction buffer with PMSF and 2-mercaptoethanol

  • samzorz
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2

Question regarding Michaelis-menten plot and equation

  • wh00pwh00p
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1
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3

The Orbital of Nitrogen atom in Ammonia

  • adam_w
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1

7% glacial acetic acid in 40% (v/v) methanol

  • dr.vj
  • · Replies 7 ·
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7
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3

How Do You Calculate q for an Acid-Base Reaction in a Coffee-Cup Calorimeter?

  • AerospaceEng
  • · Replies 1 ·
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1

Carbon dioxide from an antacid tablet

  • Hyperfluxe
  • · Replies 2 ·
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2

Why Do Flame Tests Only Identify Metals?

  • chemist2b
  • · Replies 1 ·
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1

Solution Stoichiometry Question?

  • justinh8
  • · Replies 1 ·
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1

Why do transition metals form +1/+2 ions preferentially?

  • bobby189
  • · Replies 1 ·
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1

How Do You Convert Old Atomic Mass Units to New Ones?

  • Visceral
  • · Replies 11 ·
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11

What is the NMR splitting pattern for Butane?

  • jsmith613
  • · Replies 1 ·
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1

Ideal Gas Law Gas in a Piston Problem

  • maceng7
  • · Replies 1 ·
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1

Calculating pH of the 1,96 % H3PO4 solution

  • brunetteangel
  • · Replies 3 ·
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3

How Many Molecules in 1 mL of a Vacuum at 27.0 degrees Celsius?

  • maceng7
  • · Replies 6 ·
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6

What is the Magnesium Activity in Springs Near Jenner with a pH of 9.5?

  • skyblu280
  • · Replies 2 ·
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2

Solving 3.3 mol Fe_{2}O_{3}: 2Fe+Al_{2}O_{3}

  • Punkyc7
  • · Replies 2 ·
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2

Volume of hydrogen gas collected over water at STP

  • lolphysics3
  • · Replies 1 ·
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1

General Chemistry problem with conversion factors

  • CN^-
  • · Replies 1 ·
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1

Is it 4-isopropyl-2,5-octene or 4-isopropyl-2,5-octadiene?

  • tahayassen
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1

Chemistry Partial pressure and moles problem?

  • gh_pluvilias
  • · Replies 2 ·
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2

Supply and demand equation

  • riovolt
  • · Replies 2 ·
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2

Calculating kPa/min in Fermentation: What's the Correct Method?

  • huskyrunner5
  • · Replies 2 ·
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2

A 137 g rat enters a kitchen and eats 5 sugar (sucrose) cubes each

  • kkcool
  • · Replies 4 ·
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4

Calculating the Cost of Heating Water for a 10 Minute Shower

  • kkcool
  • · Replies 4 ·
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4

How do i determine optimal temperature and optimal PH level?

  • viet
  • · Replies 1 ·
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1
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1

Basic chemistry: sulphur dioxide shape?

  • hyurnat4
  • · Replies 7 ·
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7

Is this possible to solve with Half Reaction method?

  • billy2908
  • · Replies 1 ·
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1

Biology Lab Ideas: Hydrothermal Vents

  • ƒ(x)
  • · Replies 4 ·
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4

How Do You Calculate CO Molecules in Air Using PPM and the Ideal Gas Law?

  • name_ask17
  • · Replies 1 ·
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1

Copper Solubility in Water with pH 5

  • Kristina_elt
  • · Replies 5 ·
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5

What is the Diameter of a Tungsten Wire with a Weight of 1.72 mg?

  • Virsnieks
  • · Replies 7 ·
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7

Help writing essays on synaptic transmission and neuronal integration

  • Dause
  • · Replies 2 ·
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2

Understanding Acid-Base Buffers and Titration: Common Questions Answered

  • jsmith613
  • · Replies 2 ·
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2

Are Phospholipids and Cholesterol the Same?

  • AllenHe
  • · Replies 5 ·
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5

Molar enthalpy of reaction for Mg and MgO with HCl

  • alia43
  • · Replies 1 ·
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1

Removing an electron out of the ground state

  • tany3450
  • · Replies 1 ·
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1

Calculating pH of a Monoacidic Base Solution in Water

  • Saitama
  • · Replies 7 ·
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7

Volatility of aldehydes and ketones

  • RCB
  • · Replies 2 ·
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2
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1

Finding the concentration in a solution

  • morgan8222
  • · Replies 14 ·
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14

Is CuI2 Soluble in Water?

  • chemist2b
  • · Replies 8 ·
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8

Question regarding hybridization of Carbon

  • aleferesco
  • · Replies 5 ·
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5

Chemistry Relation between molecular mass and molar mass

  • rubenhero
  • · Replies 4 ·
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4

How to verify that a solid precipitate is copper hydroxide

  • justinh8
  • · Replies 2 ·
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2

Chemistry - measuring the ammount of oxygen i need to to make MgO

  • murdrobe
  • · Replies 6 ·
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6

Finding fuel composition and air-fuel ratio from combustion products

  • zainulariffin
  • · Replies 3 ·
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3

Poisson Process and Stress Fractures in Railway Lines

  • Jenny123
  • · Replies 1 ·
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1

Why Are Factors in the Law of Mass Action Multiplied Rather Than Added?

  • henxan
  • · Replies 1 ·
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1

Which Copper Oxide Was Used in the Experiment?

  • Bashyboy
  • · Replies 2 ·
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2

How should I analyze results from electrophoresis?

  • Anna55
  • · Replies 7 ·
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7
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4

Zinc reacting with oxygen - IS THIS RELATION CORRECT?

  • aero_zeppelin
  • · Replies 2 ·
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2

Finding molar mass from gas density at 1000°C and 10 torr

  • Bashyboy
  • · Replies 2 ·
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2

Balancing Chemical Equation for Calcium Bromide and Sodium Phosphate

  • Bashyboy
  • · Replies 3 ·
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3

Chemical Kinetics, finding rate of reaction

  • phee
  • · Replies 2 ·
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2

How to Differentiate Between First Order and Second Order Processes?

  • Emy.Hady
  • · Replies 1 ·
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1

Describe chemical compounds as CHARGED, POLAR or NONPOLAR

  • aero_zeppelin
  • · Replies 2 ·
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2