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A compound is found to contain 30.7% Sulfur, 23,3% Magnesium and 46% Oxygen. What is the empirical formula of the compound?

  1. Change % of elements in to moles: 30.7 mol of S, 23.3 mol of Mg and 46 mol of O2.
  2. Find the mass of each of the elements: 30.7 mol / 32.06 g/mol = 0.96 g of S;  23.3 mol / 2...
HK
Answered by Henry K. Chemistry tutor
19726 Views

Complete the equation: Zn(s) + H2SO4 (aq) –> ...... + ......

Zn(s) + H2SO4 (aq) –> ZnSO4(aq) + H2(g)

Zinc reacts with sulfuric acid to form zinc sulphate and hydrogen gas

HK
Answered by Henry K. Chemistry tutor
6227 Views

Despite a plunge in the value of Sterling during 2016, the UK managed to post the highest current account deficit on record. Why did the plunge in sterling not translate into a reduction in the CA deficit?

J-Curve Effect: In the short run, the fall in the value of the pound will increase the cost of importing goods and it will take time for demand to shift to domestic sources. In addition some goods cannot ...

CW
Answered by Callum W. Economics tutor
1996 Views

Explain the process of Oxidative Phosphorylation in cellular respiration

Oxidative Phosphorylation is the final stage in cellular respiration. It is an oxygen requiring process which involves the creation of energy, in the form of ATP, through the process of chemiosmosis. The ...

OH
Answered by Olivia H. Biology tutor
14724 Views

Analyse three benefi ts of Boojum Limited operating as a private limited company. (10)

First state the defintion of a private limited company. This is guaranteed marks. Def: A type of company that offers limited liability, or legal protection for its shareholders but that places certain res...

TF
2739 Views

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