Answer:
Explanation: what do you need help on??? :?
Okay well it is saying you will have to give the vaccine to the patient from the shot thingy i guess
Mass is the amount of matter in an object. Density is the degree of compactness of a substance
1. Intensive.
2. Physical.
Hope this helps. :)
Answer:
B.
Explanation:
Gravity acts on all masses equally, even though the effects on both masses.
Hope it helps you! ^^

NaCl consists of a salt, which is a nonmetal (Na) and Cl, which is a metal. When a nonmetal and a metal are combined, it makes the compound ionic.