In the reaction mechanism below, which substance is acting like a catalyst and is it homogeneous or heterogeneous?

Step 1 2N2Og + Cl2 (g) → 2N2 (g) + 2ClO (g)

Step 2 2ClO (g) → Cl2 (g) + O2 (g)

A sample of water at 20.0 °C contains? A-Hydrogen bonds only B-Covalent bonds only C-Both D-Neither E-Ionic bonds only

Which best describes the pH scale? a) Acids measure below 7. b) Bases measure below 7. c) Acids and bases measure above 7. d) Bases and acids measure at 7.

Definition for outcome variable

Why should your disposal of excess magnesium take place in a fume hood? (choose all that apply) Group of answer choices The quench released hydrogen gas, which is flammable and explosive The quench is highly exothermic and might cause the solvent to

Based on table j, which metal is more active than tin but less active than zinc

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Determine the number of grams of NaCl necessary to make up 100 mL of a 0.10 M solution. 0.017 g 0.58 g 1.7 g 58 g

What causes an increase in the average global temperature?

Which of the following is true regarding nuclear fission and nuclear fusion? A. Both of these processes can provide energy. B. Our sun's heat is an example of both of these processes. C. Both of these processes are equally complex to control. D.

It takes 5.2 minutes for a 4.0 g sample of francium-210 to decay until only 1.0 g is left. What is the half-life of francium-210? 7.8 minutes 1.3 minutes 2.6 minutes 5.2 minutes