After the death of living material, the ratio of carbon-12 to carbon-14 isotopes in the material;

1. increases

2. decreases

3. remains the same

What is the oxidation state of each element in the species Mn (ClO4) 3?

What are the three major fossil fuels?

How many grams of calcium chloride are dissolved in 5.65 liters of a 0.11 m solution of calcium choride?

A toy balloon filled with air has an internal pressure of 126.625 kPa and a volume of 2500 mL. If I take the balloon to the bottom of the ocean where the pressure is 95 atmospheres, what will the new volume of the balloon be in mL?

Are plant cells affected when water is scarce

2. You have 2 m3 of a mineral ore sample. It has a mass of 1 * 104 kg. Calculate the density of the ore sample and express your results in g/cm3 with appropriate scientific notation.

A sample of hydrogen was collected by water displacement at 23.0°C and an atmospheric pressure of 735 mmHg. Its volume is 568 mL.

What is loamy soil?

What is the lowest possible value of n for a d atomic orbital?

List the following bonds in order of increasing ionic character: CsF, ClCl, BrCl, SiC