Chemistry, 17.08.2021 16:10 dreamdancekay
D. Which statement below describes what happens in a chemical change but not in a
physical change? Tick the correct box.
The product is a solid.
The change only happens at a high
temperature.
The atoms have combined in a different
way to make a new substance.
The types of atoms at the start are the
same as in the end product.
Answers: 2
Chemistry, 22.06.2019 06:40
Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.
Answers: 3
Chemistry, 22.06.2019 16:50
Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest
Answers: 1
Chemistry, 22.06.2019 20:00
For the reaction c6h14(g) & longrightarrow; c6h6(g) + 4h2(g), δp(h2)/δt was found to be 2.5 x 10-2 atm/s, where δp(h2) is the change in pressure of hydrogen. determine δp(c6h14)/δt for this reaction at the same time.
Answers: 2
D. Which statement below describes what happens in a chemical change but not in a
physical change?...
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