What is a chemical equation?

A. a substance

B. a shorthand representation of a chemical reaction

C. a shorthand representation of a chemical bond

D. a diatomic molecule

Speed is how fast an object moves a certain distance within a length of time. How is speed calculated?

You are given 10.00 mL of a solution of an unknown acid. The pH of this solution is exactly 2.36. You determine that the concentration of the unknown acid was 0.3535 M. You also determined that the acid was monoprotic (HA).

A gas occupies a volume of 140 ml at 30 degrees Celsius and 97 Kpa. What is the volume of the gas at stp

Which substance can be decomposed by chemical means? (1) ammonia (3) phosphorus (2) oxygen (4) silicon

Find the molar mass of ch3oh

If atmospheric pressure suddenly changes from 1.00 atm to 0.892 atm at 298 k, how much oxygen will be released from 4.40 l of water in an unsealed container?

Determine the molecular formula for the unknown if the molecular mass is 60.0 amu and the empirical formula is ch2o.

Draw the organic product of the following nucleophilic reaction

How does the energy of the activated complex compare with the energies of reactants and products? select one: a. it is lower than the energy of both reactants and products. b.

A student asked to convert measurements from liters to mililiters and from mililiters to liters. His answers are shown in bold in the choices shown below. On which choice did he make a mistake?