05/08/19

Isopropyl alcohol is mixed with water to produce a 37.0% (v/v) alcohol solution. How many milliliters of each component are present in 695 mL of this solution? Assume that volumes are additive.
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05/08/19

How many moles of NH3 could Be produced from 24 grams of H2?
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05/08/19

What are the molality, molarity and mole fraction of a solution in which 10% of HCL dissolve in water whose density is 200-gram centimeter cube?
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05/08/19

calculate cell potential
Calculate the cell potential for the following galvanic cell.IO3−(aq) + Fe+2(aq)↔Fe+3 (aq) +I2 (aq)
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05/08/19

Determine cell potential
Give the overall balanced equation, and determine the cell potential for the galvanic cell. Assume all concentrations are 1.0 M and all partial pressures are 1.0 atm.Cl2 +2e−→2Cl− ε°=1.36 VBr2 +... more
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05/08/19

Which is a better reducing agent?
MnO4−NO3−
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05/08/19

Determine Cell Potential
Pt(s)∣∣Fe+2(aq),Fe+3(aq)∣∣|Ag+(aq)|Ag(s)Determine the cell potential for this galvanic cell.
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05/08/19

Half Reactions and full reactions
Write the half- reactions and full cell reaction for the following cell:Pt(s)∣∣Fe+2(aq),Fe+3(aq)∣∣|Ag+(aq)|Ag(s)
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05/08/19

Cell Potential Question
Write the half-reactions and full cell reaction for the following cell:Mg(s)∣∣Mg+2(aq)∣∣∣∣Al+3(aq)∣∣Al(s)
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05/08/19

Half and Full Reactions
Write the half-reactions and full cell reaction for the following cell:Mg(s)∣∣Mg+2(aq)∣∣∣∣Al+3(aq)∣∣Al(s)
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05/08/19

Balancing oxidation-reduction equation
Balance the following oxidation-reduction reactions that occur in basic solution using the half-life reaction method.Cl2 (g) →Cl− (aq) +OCl− (aq)
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05/08/19

Balancing Equations
Balance the following oxidation-reduction reactions that occur in acidic solution using the half-life reaction method.Br− (aq) + MnO4− (aq)→Br2 (l) + Mn+2 (aq)
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05/08/19

What is the percent yield if 95.125 g of Aspirin is recovered

C7H6O3 + C4H6O3  C9H8O4 + C2H4O2Acetic acid is a byproduct of the reaction.Aspirin is synthesized in a reaction with a theoretical yield of 0.330 moles of aspirin.
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05/07/19

How to determine sensitivity in a dose-response curve?
In a dose-response curve the % inhibition can be plotted against concentration antagonist. In our case, the effect of the antagonist is tested in different genetic variants of a microbe.When trying... more
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05/07/19

How to find molarity

How many grams of solute is needed to prepare a solution of 2.00 L of 2.00 M nitric acid, HNO3, solution?
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05/07/19

What volume of 10 N H2SO4 is needed to make 250ml of 1.3 M H3PO4 solution?
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05/07/19

Name the product that is produced?

The reaction between benzoic acid and phenol creates: _________________?
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05/07/19

Name the product that is produced?

The reaction between pentanoic acid and hexan-1-ol creates:________?
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05/07/19

The reaction between ethanol and butanoic acid create what product?

The reaction between ethanol and butanoic acid create_________?
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05/07/19

Calculating S for Reduction
Calculate ∆So for the reduction of aluminum oxide by hydrogen gas:Al2O3 (s) + 3H2 (g) →2Al (s) + 3H2O (g)using the following standard entropy values:Substance So (J/K mol)Al2O3 (s) 51H2 (g) 131Al... more
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05/07/19

Enthalpy Change
Given the following data:2 O3 (g) →3 O2 (g) ∆H=−427 kJO2 (g) →2O (g) ∆H= 495 kJNO (g) + O3 (g) →NO2 (g) + O2 (g) ∆H= −199 kJcalculate the enthalpy change for the reactionNO (g) + O (g) →NO2 (g)
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05/07/19

Molar Heat of Vaporization with Acetone
The molar heat of vaporization of acetone, C3H6O, is 30.3 kJ/mol at its boiling point. How many kJ of heat would be liberated by the condenstation of 12.0 mL of acetone. Assume the density of... more
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05/06/19

Ideal Gas Laws PV=nRT
If 4.5 moles of a gas at a pressure of 7.4 atmospheres have a volume of 125 liters , what is the temperature ?
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05/06/19

chemistry question
A gas-filled weather balloon has a volume of 51.0 L at ground level, where the pressure is 765 mmHg and the temperature is 21.6 °C. After being released, the balloon rises to an altitude where the... more
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05/06/19

How many miles of water would form from the reaction of exactly 58.3 grams of magnesium hydroxide
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