need help guys Barium reacts with a polyatomic ion to form a compound with the g

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need help guys

Barium reacts with a polyatomic ion to form a compound with the general formula Ba3(X)2. What would be the most likely formula for the compound formed between sodium and the polyatomic ion X? Question 18 When the following equation is balanced, the coefficient of water is Save Question 19 The molecular weight of glucose (C6H12O6), rounded to the nearest integer, is amu. Question 20 There are mol of carbon atoms in 4 mol of dimethylsulfoxide (C2H6SO). Question 21 Calculate the percentage by mass of hydrogen in PtCl2(NH3)2.

Explanation / Answer

17)Na3X

18)2

19)12*6+1*12+16*6=180

20)2*4=8mol

21)2.016

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