al. What is the term for an insoluble subetance produced by aeaction in aqeous s

Question

al. What is the term for an insoluble subetance produced by aeaction in aqeous solton b insoluble solid suspension 42. What is the term for a substance undergoing a chemical reaction? a. catalyst b. compound c. product d. reactant 43. Which of the following symbols denotes a substance in the gaseous state a (aq) b. 0 c (g) d. (gs) e. (s) 44. Which of the following safety precautions is advisable? a avoid burns from the laboratory burner b. ignite magnesium ribbon with caution c avoid breathing fumes from burning sulfur d. avoid contact with hydrochloric acid e all of the above 45. What type of reaction is magnesium plus hydrochlorie acid? b. synthesis c. double displacement d. single displacement 10 ml of hydrochloric acid is used to neutralized S0 ml. of sodium hydroxide. If the concentra the acid is.100 M, what is the concentration of the base: 46. a. 0.300 M b. 0.200 M c. 0.100 M d. 0.020 M 47. Lead (lI) nitrate reacting with potassium iodide is an example of what type of reaction? a. decomposition b. synthesis c. double displacement d. single displacement

Explanation / Answer

Q41

if an insoluble species is formed, then this is called "preicpitate" and forms a solid

Q42

when a species is forming a chemical reaction, the initial species are called "reactants"

Q43

for a gas --> "g" alone, avoid gs

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