Physics, 06.02.2021 15:50 llamasking
Which is a statement of the law of conservation of mass? The total mass before a chemical reaction is the same as the total mass after the reaction. O Mass can be created or destroyed in a reaction. The total amount of mass is equal to the volume of both chemicals in the reaction. Every reaction creates an equal amount of mass related to the amount of energy required for the reaction.
Answers: 3
Physics, 22.06.2019 04:50
The position of a crate sliding down a ramp is given by x=(0.05t^3) m, y=(1.7t^2) m, z=(6−0.85t^5/2) m, where t is in seconds. (a) determine the magnitude of the crate's velocity when t = 2 s. (b) determine the magnitude of the crate's acceleration when t = 2 s.
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Physics, 22.06.2019 14:00
How much energy must a refrigerator absorb from 225 g of water so that the temperature of the water will drop from 35°c to 5°c
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Physics, 22.06.2019 21:00
Describe how the motion of a spring being pushed forward and backward is similar to the motion of air particles in a sound wave.
Answers: 1
Which is a statement of the law of conservation of mass? The total mass before a chemical reaction i...
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