The division of the geologic time line from least to greatest

Thallium consists of 29.5%Th-203 and 70.5%Th-205. What is the relative atomic mass of thallium?

Explain the difference between the rate law for a reaction and the integrated rate law for a reaction. what relationship does each kind of rate law express? check all that apply. check all that apply.

One gram of liquid benzene is burned in a bomb calorimeter. The temperature before ignition was 20.826 C, and the temperature after the combustion was 25.000 C. This was an adiabatic calorimeter.

The 2 in the chemical formula N2 is called a ... subscript or molecule

A mixture of 0.10 mol of NO, 0.050 mol of H2, and 0.10 mol of H2O is placed in a 1.0 - L vessel at 300 K. The following equilibrium is established: 2NO (g) + 2H2 (g) - -->/<---N2 (g) + 2H2O (g) At equilibrium [NO]=0.

Calculate the pH of 0.65 M H2SO4 (sulfuric acid) solution? (Ka2: 1.1x10-2)

Ozone reacts completely with NO, producing NO2 and O2. A 13.0 L vessel is filled with 1.30 mol of NO and 1.30 mol of O3 at 401.0 K. Find the partial pressure of each product and the total pressure in the flask at the end of the reaction.

Which particles make up the nucleus of an atom? protons and electrons neutrons and electrons protons only protons and neutrons neutrons only

An egg is fried is that a physical or a chemical change

How many mono-; di -; and trichloro derivatives are possible for cyclopentane?