An empty 250 ml beaker has a mass of 60 grams. When 100 mL of oil is added, the total mass of the beaker is 140 grams.
What is the mass of the oil alone?

A 150 mL
B 40 grams
C 200 mL
D 80 grams

50 pts plz what is the physical state of matter of baking soda.

Why is permeable soil best for plants that need a lot of drainage?

The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride