Physics, 08.12.2020 20:40, tilly40oooo
Why is copper a pure substance? A. Because it is an element B. Because it is a compound C. Because it is a homogenous mixture
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Physics, 21.06.2019 19:30, hcpscyruscm
To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?
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Physics, 22.06.2019 05:30, iiwolfiexuni
Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine
Answers: 1
Why is copper a pure substance? A. Because it is an element B. Because it is a compound C. Because i...
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