Physics, 22.07.2019 23:30 erstaabi000
Reaction rate depends on how many molecules come into contact with each other with enough energy to react. how would you increase the number of molecules that come in contact with each other in a reaction between gases? a. increase volume b. increase pressure c. decrease pressure d. decrease temperature
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Physics, 22.06.2019 16:00
In which of the following is positive work done by a person on a suitcase
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Physics, 22.06.2019 19:20
Which best describes the difference between internal and thermal energy?
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Explain how the absorption of sound waves differs from the transmission of sound waves.
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Physics, 23.06.2019 14:30
Which pair below describes isotopes of the same element? a) an atom with 6 protons and 8 neutrons - an atom with 8 protons and 6 neutrons b) an atom with 6 protons and 6 neutrons - an atom with 6 protons and 7 neutrons c) an atom with 8 protons and 8 neutrons - an atom with 7 protons and 8 neutrons d) an atom with 7 protons and 6 neutrons - an atom with 6 protons and 6 neutrons
Answers: 1
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