Online quiz answers
1.) 1000 grams. The prefix kilo- means one thousand.
2.) Potassium, Lithium, Oxygen
3.) Ask a question
4.) True
5.) Protons
6.) False, it applies to the entire compound.
7.) Mass, Volume
8.) 20 quarts. There are 4 quarts to a gallon, Multiply that by 5 and you get 20 quarts.
9.) Positive charge
10.) b.) 3, because the first zeroes are not significant.
11.) a.) mixture, because there are many parts that are mixed together, but not chemically.
12.) Metric system
13.) False, atoms are the smallest.
14.) c.) 4, because the zero between the numbers is significant.
15.) c.) element, because it is a particle that cannot be broken down any more.
16.) Number of protons
17.) Graduated cylinder, because it goes into more decimal places and is easier to read.
18.) a.) 3, because the decimal at the end makes the preceeding numbers significant.
19.) b.) salt, because it is two elements, Na & Cl, chemically combined.
20.) b.) 160, because there are 16 ounces per pound. Multiply that by 10 and you get 160 pounds.
2.) Potassium, Lithium, Oxygen
3.) Ask a question
4.) True
5.) Protons
6.) False, it applies to the entire compound.
7.) Mass, Volume
8.) 20 quarts. There are 4 quarts to a gallon, Multiply that by 5 and you get 20 quarts.
9.) Positive charge
10.) b.) 3, because the first zeroes are not significant.
11.) a.) mixture, because there are many parts that are mixed together, but not chemically.
12.) Metric system
13.) False, atoms are the smallest.
14.) c.) 4, because the zero between the numbers is significant.
15.) c.) element, because it is a particle that cannot be broken down any more.
16.) Number of protons
17.) Graduated cylinder, because it goes into more decimal places and is easier to read.
18.) a.) 3, because the decimal at the end makes the preceeding numbers significant.
19.) b.) salt, because it is two elements, Na & Cl, chemically combined.
20.) b.) 160, because there are 16 ounces per pound. Multiply that by 10 and you get 160 pounds.