What is the Keq for the reaction N2+ 3H2 = 2NH3 if the equilibrium concentrations are [NH3] = 2 M, [N2] = 3 M, and [H2] = 1 M? A. Keq= 0.75 B. Keq= 1.33 C. Keq= 1.5 D. Keq= 0.67

In any energy conversion, some of the energy is lost to the environment as question 5 options: electrical energy potential energy sound energy thermal energy

Joseph has hypothesized that sound travels in waves. if he were following the scientific method, what should he do next? a. ask a question. b. test the hypothesis. c. study the results. d. tell other scientists about his hypothesis.

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.