The molar mass of CO2 is 44.01 g/mole. Choose which of the following correctly represents this relationship correctly as a conversion factor.

1 mol CO2 = 44.01 g CO2

44.01 mol CO2 = 1 g CO2

44.01 molecules CO2 = 1 g CO2

1 molecule CO2 = 44.01 g CO2

What is the expected ionic charge when group VI elements participate in ionic bonds? A) + 6 B) - 6 C) + 2 D) - 2

Which of the following is an example of an Arrhenius base? a. KCl b. Ca (OH) 2 c. HC

How is the mass number of an isotope expressed in the name of an atom?

Which statement about enzymes is true? a) They are large molecules that decrease the rate of reactions in the body. b) They are large molecules that increase the rate of biologically important reactions. c) They slow the rate of chemical reactions.

Which units of pressure are equivalent and require no conversion of the value

Why does a solution of a weak base and its conjugate acid act as a better buffer than does a solution?

Describe the different abiotic and biotic parts of an ecosystem. Identify and explain what organisms lie on each of the trophic levels.

Concentration measurements provide a quantitative measurement of the amount of solute that is dissolved in a given amount of solvent. True or false?

What type of bond will be formed for atoms that have a + 1 or - 1 charge?

Why a neutron is important