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Chemistry, 18.01.2021 14:00, marissastewart533
!need actual answers 7 questions need help will check soon this is my homework practice please check my screenshot for the a, b,c and d answer choices. just a bit out of it today to do them thanks... :)
1 How many moles of Boron is 1.25 x 10²³ atoms of Boron?
2 How many moles of Al is 4.21 x 10²⁴ atoms of Al? *
3 How many moles of Ar is 2.53 x 10²⁴ atoms of Ar
4 How many moles is 2.80 x 10²⁴ atoms of Hydrogen?
5 How many atoms are in 3.69 moles of Na?
6 How many atoms are in 3.69 moles of Na?
7 How many atoms are in 8.27 x 10⁻⁶ moles of Co?
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Answers: 1
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Chemistry, 22.06.2019 20:00, teacherpreacher
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.
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!need actual answers 7 questions need help will check soon this is my homework practice please chec...
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