How do you know if a chemical is required to have an SDS? A)Your employer is required to have an SDS for every chemical used at work.

B)Your employer is required to have an SDS for every toxic chemical used at work.

C)Your employer is required to have an SDS for the Class III to Class IV chemicals.

D)Your employer is required to have an SDS for chemicals that can do bodily harm. Submit Answer

Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.