Chemistry, 27.10.2020 14:00 boogiedownclown
A. Molecules in the surroundings transfer kinetic energy when they
collide with molecules in the system.
B. Molecules in the system absorb energy when they move to the
surroundings.
C. Molecules in the system absorb energy when they collide with
molecules from the surroundings.
D. Molecules in the system transfer kinetic energy when they collide
with molecules in the surroundings.
Answers: 2
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22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g
Answers: 1
Chemistry, 22.06.2019 22:30
What if it is did darwin used to support his theory of evolution
Answers: 1
Chemistry, 23.06.2019 00:30
When a beta particle is emitted, the mass number of the nucleus a. decreases by one b. increases by one c. remains the same d. decreases by two
Answers: 2
Chemistry, 23.06.2019 05:00
Which of the following describes qualitative data? a) recording the temperature of a solid as it is warmed. b) noting the color of a solution as it is heated. c) measuring the volume of an object by water displacement. d) taking the mass of an object using a balance.
Answers: 2
A. Molecules in the surroundings transfer kinetic energy when they
collide with molecules in the sy...
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