# Tag: chemistry

### WRITE DETAILED LAB REPORT ON DENSITY OF SOLID

WRITE DETAILED LAB REPORT ON CHARLES"S LAW

### . The activation energy for the decomposition of N2O4 is 57.2. kJ/mol. If the rate constant for the reaction is 3.4 x 104s-1 at 25 ºC

. The activation energy for the decomposition of N2O4 is 57.2. kJ/mol.

### 2. Consider the following reaction: NO2(g) + CO(g) → NO(g) + CO2(g) Two trials of the above reaction are run with the same initial concentrations.

2. Consider the following reaction: NO2(g) + CO(g) → NO(g) + CO2(g)

### The activation energy for the decomposition of N2O4 is 57.2. kJ/mol. If the rate constant for the reaction is 3.4 x 104s-1 at 25 ºC

The activation energy for the decomposition of N2O4 is 57.2. kJ/mol.

### Suppose that 50% of first year college students take a mathematics course, 40% take a biology course, and 20% take both mathematics and biology during the first year.

Suppose that 50% of first year college students take a mathematics course, 40% take a biology course, and 20% take

### When a photoelectric effect experiment was carried out using a metal "M" and light at wavelength λ1

When a photoelectric effect experiment was carried out using a metal "M" and light at wavelength λ1

### Reactions represented by the following equations take place in water solutions. Write each molecular equation in total ionic form, then identify spectator ions

Reactions represented by the following equations take place in water solutions.

### Explain the rationale for President Truman's decision to use the A-bomb against Japan in Aug. 1945.

Explain the rationale for President Truman's decision to use the A-bomb against Japan in Aug. 1945.

### A reaction has an equilibrium constant of 1.1 x 10^3 at 298 K. At 800k, the equilibrium constant is 0.98

A reaction has an equilibrium constant of 1.1 x 10^3 at 298 K.

### An advertiser needs 5000 helium-filled balloons for a special promotion. If each balloon has a volume of 7.5 L on a day when

An advertiser needs 5000 helium-filled balloons for a special promotion

### The bitter taste of tonic water is due to the addition of quinine, C20H24N202, but for simplicity sake, we will just call this molecule Q

The bitter taste of tonic water is due to the addition of quinine, C20H24N202,

### What is the empirical formula of a molecule containing four sulfur atoms and four fluorine atoms?

What is the empirical formula of a molecule containing four sulfur

### Iron(III) oxide can be reduced by carbon monoxide. FezO3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)

Iron(III) oxide can be reduced by carbon monoxide. FezO3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)

### For the following cell, use the given cell notation to identify the strongest oxidizing and reducing agents, Write chemical equations to represent the cathode

For the following cell, use the given cell notation to identify the strongest oxidizing

### A sample containing 4.30 g of O2 gas has an initial volume of 14.0 L. What is the final volume, in liters, when each of the following changes occurs in the quantity of the gas at constant pressure and temperature?

A sample containing 4.30 g of O2 gas has an initial volume of 14.0 L.

### Starting with a gas of N2 in a syringe of pressure 772.0mmHg and volume 1719.5mL, what is its final volume, in liters,

Starting with a gas of N2 in a syringe of pressure 772.0mmHg

### Write the structure of the major product formed when 1-methylcyclohexanol reacts with 85% (concd) H3PO4 at 150°C.

Write the structure of the major product formed when 1-methylcyclohexanol

### The reaction between copper(II) chloride dihydrate and aluminum must occur in an aqueous environment...

In the experimental analysis in project #3, the following amount of copper(II) chloride dihydrate and aluminum

### What is the enthalpy change (H^0) in kJ/mol for the following reaction?

What is the enthalpy change (H^0) in kJ/ mol for the following reaction?

### Sodium bicarbonate is reacted with concentrated hydrochloric acid at 0 °C and 1.00 atm to yield an aqueous solution of sodium chloride

Sodium bicarbonate is reacted with concentrated hydrochloric acid at 0 °C and 1.00 atm