Questions from Organic Chemistry

Q: Label each of the following as either a pure substance or a

Label each of the following as either a pure substance or a mixture: a. sucrose (table sugar) b. orange juice c. urine d. tears

Q: Label each of the following as either a homogeneous mixture or a

Label each of the following as either a homogeneous mixture or a heterogeneous mixture: a. gasoline b. vegetable soup c. concrete d. hot coffee

Q: Label each property as intensive or extensive: a. the

Label each property as intensive or extensive: a. the shape of leaves on a tree b. the number of leaves on a tree

Q: Classify the matter represented in the following diagram by state and by

Classify the matter represented in the following diagram by state and by composition.

Q: Explain the difference between mass and weight.

Explain the difference between mass and weight.

Q: What metric unit for length is similar to the English yd?

What metric unit for length is similar to the English yd?

Q: What English unit of volume is similar to a L?

What English unit of volume is similar to a L?

Q: Rank the following from least to greatest mass. cg,

Rank the following from least to greatest mass. cg, µg, Mg

Q: Determine the temperature reading of the following thermometer to the correct number

Determine the temperature reading of the following thermometer to the correct number of significant figures.

Q: Explain what is meant by each of the following terms:

Explain what is meant by each of the following terms: a. error b. uncertainty