Chemistry, 13.10.2020 06:01, leahstubbs
Paul and Karen were studying physical and chemical properties of matter. They determined that the mass of a sample was 50 grams. Which sentence BEST states
how mass describes matter?
A. The mass of a substance is a way to measure the amount of matter it contains.
O B. Mass is a way to measure the force of gravity on a substance.
o
C. Mass is a chemical property of a substance.
D. The mass of a substance may change, based on its location.
Answers: 2
Chemistry, 22.06.2019 01:30, montoyaricardo3550
Aroller coaster car is traveling down a track at 22 m/s. the car has a mass of 2000 kg. what is the kinetic energy of the car? a) 22,000 j b) 968,000 j c) 484,000 j d) 44,000 j
Answers: 2
Chemistry, 22.06.2019 16:50, briansalazar17
Answer asap need by wednesday morning calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 best answer will be brainliest
Answers: 3
Paul and Karen were studying physical and chemical properties of matter. They determined that the ma...
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