Chemistry, 14.03.2022 16:50 kokokakahi
What is the purpose of the flame that is lit below a hot air balloon?
A. To decrease enthalpy
B. To decrease specific impulse
C. To increase enthalpy
D. To increase reduction
Answers: 2
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One mole of zinc has a mass of 65.4 grams. approximately how many atoms of zinc are present in one mole of zinc? 32 Γ 1023 atoms 6 Γ 1023 atoms 66 atoms 65 atoms
Answers: 1
Chemistry, 22.06.2019 17:30
In a heat of an engine, if 700 j enters the system, and the piston does 400 j of work what is the final internal (thermal) energy of the system if the initial energy is 1,500 j
Answers: 2
Chemistry, 23.06.2019 00:30
Quickly what are the following of organisms that existed over a wide area but only for a limited time period called a.soft fossils b.mold fossils c.index fossils d.trace fossils
Answers: 1
What is the purpose of the flame that is lit below a hot air balloon?
A. To decrease enthalpy
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