There are several different insecticides sold at your local home and garden store. they all claim to be safe for use around animals and children, but you want to be sure of this safety before you use one of the products at your own home. what would be the best way to increase the scientific reliability of these safety claims? (2 points) ask an employee of the store for her recommendation. look up results of tests conducted by environmental agencies. check for endorsements by celebrities of home-improvement shows. use the sales records to determine which product is most popular.

The answer is: Look up results of tests conducted by environmental agencies.

For example, the FDA tests give reliability to the results of improved health obtained by each company.

The FDA (The Food and Drug Administration) is a federal agency of the United States Department of Health and Human Services.

The FDA controls food safety, tobacco products, dietary supplements, prescription, pharmaceutical drugs, vaccines, biopharmaceuticals, blood transfusions, medical devices, electromagnetic radiation emitting devices, cosmetics and animal food.

Other claims are not reliable.

consider the reaction below.

 no rx

at 500 k, the reaction is at equilibrium with the following concentrations.

[pci5]= 0.0095 m

[pci3] = 0.020

[ci2] = 0.020 m

what is the equilibrium constant for the given reaction?

0.042

0.42

2.4

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