Mathematics, 28.05.2021 07:30 julionavedo21
hydrogen atom has mass of 1.67x10^-24m oxygen atom has a mass of 2.66x10^-23. How many times greater is oxygen atom than hydrogen atom.
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Mathematics, 21.06.2019 21:50
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Mathematics, 21.06.2019 22:00
Which sum or difference identity would you use to verify that cos (180Β° - q) = -cos q? a.) sin (a -b) = sin a cos b β cos a sin b b.) cos (a -b) = cos a cos b β sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b
Answers: 1
Mathematics, 21.06.2019 22:30
21 a stick 7 inches long is broken into two pieces, so that one piece is twice as long as the other one. how long are the two pieces?
Answers: 1
hydrogen atom has mass of 1.67x10^-24m oxygen atom has a mass of 2.66x10^-23. How many times greater...
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