(04.01 LC) Look at the chemical equation:2H2S + 3O2 → 2H2O + 2SO2How many atoms of hydrogen (H) are present on both sides of the equation?

(02.02 LC) What is the lowest point of a wave called?

(02.08 MC) Which of the following explains how Hahn, Strassman, and Meitner tried to influence the use of their discovery?

(02.03 LC) What term is used to describe the lowest energy level of a particle?

(02.04 HC) Define principal quantum number.

(02.03 MC) An electron moved from a lower energy level to a higher energy level. What most likely happened during the transition?

(04.04 LC) Which of the following is true for combustion reactions?

(04.02 MC) Two chemical reactions are shown: C + O2 → CO2 CO2 + H2O → H2CO3 Which statement is true?

(04.06 HC) The reactants of two chemical equations are listed.Equation 1: PbNO3 + MgEquation 2: PbNO3 + KIBased on the type of reaction, which reaction can be used to extract lead metal from lead nitrate solution?

(04.03 MC) Describe the characteristics of a neutralization reaction, how it is identified, and types of compounds in the reactants and products. Give an example in your response.