30 points for 3 questions. the answer with all correct will get brainliest! ! 1.) which is a false statement about vinegar? a. it is a pure substance. b. it is physically combined. c. it is made up of more than one pure substance. d. it is capable of being separated into its original components by physical means. 2.) air is made up of about 21% oxygen and 78% nitrogen. in this solution, oxygen is the and nitrogen is the a. solute; solvent b. solvent; solute c. element; compound d. compound; element 3.) 5 g of sugar is dissolved in 50 g of water. what is the mass of the sugar water? a. 45 g b. 50 g c. 55 g d. 60 g
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Chemistry, 22.06.2019 01:30, kayleg907436
Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy
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8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
Chemistry, 22.06.2019 18:00, jessicannoh5965
The fact that the total amount of energy in a system remains constant is a(n)
Answers: 1
30 points for 3 questions. the answer with all correct will get brainliest! ! 1.) which is a fal...
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