A conversion factor is a fraction that is always equal to what number

Which of the following is typical of an endothermic reaction? The reaction container is warm. The reaction container is cold. Light is a product of the reaction. Sound is a product of the reaction.

Which of the following increases the Ht concentration in solution? O A. A base O B. Water O C. Salt O D. An acid

Which statements about isozymes are true? Isozymes catalyze different reactions. Isozymes have identical kinetic properties. Isozymes are present in various developmental stages. Isozymes are encoded by the same gene.

Calculate the molality of a 27.0% (by mass) aqueous solution of nitric acid.

An atom has a mass number of 9 and 5 neutrons. What is its atomic number?

What is the ratio of al3 + ions to s2 - ions in a neutral compound 1:1 2:1 2:3 3:2

The use of fertilizers in agriculture has significantly altered several nutrient cycles including:

If 31.6 g of KMnO4 is dissolved in enough water to give 160 mL of solution, what is the molarity? AND what mass of oxalic acid, H2C204, is required to make 300 mL of a. 74 M solution?

From where do the kinetic tiles collect energy?

For the reaction 2Fe + 3Cl2 → 2FeCl3 which of the following options gives the correct reactant:reactant ratio? Fe:Cl2 = 1:1 Fe:Cl2 = 2:3 Fe:Cl2 = 3:2 Fe:FeCl3 = 1:1