To find the atomic mass of a particular atom you need to know

a. the number of protons.

b. the number of neutrons.

c. the number of protons and neutrons.

d. simply what element the atom belongs to.

If 1.00 mol of CS2 is combined with 1.00 mol of O2, identify the limiting reactant

Identify the base in the reaction ch3cooh (aq) + nh3 (aq) → nh4 + (aq) + ch3co2 (aq)

The ability of an element to react is the elements A. Stability B. Activity C. Valence D. Electronegativity

Two atoms that have the same atomic number but different mass numbers are called

Molarity is defined as the 1. moles of solute per kilogram of solvent 2. moles of solute per liter of solution 3. mass of a solution 4. volume of a solvent

Calculate the heat evolved from a mixture of 14.1 l of sulfure dioxide

Which stament best describes a solution

Which answer accurately describes the difference between speed and velocity? Read each answer choice carefully. Question 4 options: A. If speed is constant, then velocity is also constant. B. Speed requires direction.

Least reactive element of period 3

A chemical formula shows the kind and number of Atoms that form a what? compound, mixture, solution, or suspension