Hair color is a trait that’s controlled by many genes working together. Each gene contributes to this trait only in a small prop
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Answer:
Explanation:
To find the number of moles of each element present in 1 mole of Be(OH)₂, we use the ratio of the molar masses of the elements to the compound and multiply by the given mole.
Molar mass of Be(OH)₂ = 9 + 2(16+1) = 43g/mol
number of moles of Be = x 1 = 0.209mole
number of moles of O = x 1 = 0.744mole
number of moles of H = x 1 = 0.047mole
Answer:
a. 1,500 kJ
b.
Explanation:
Hello,
In the attached picture you will find the solution for the exercise.
- Take into account that ΔT=0.
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