b) OsO4 NaHSO3 H₂O₂ Br + NaCN

What mass of sodium hydroxide ,NaOH, would be required to produce 5.97 g of the antacid milk of magnesia,Mg(OH)2,by the reaction of MgCl2with NaOH

3. Provide the order of addition of reagents added for the following conversions in the correct order. e O₂N CH₂

Phosphoric acid, one of the acids used in some cola drinks, is produced by the reaction of phosphorus(V) oxide, an acidic oxide, with water. Phosphorus(V) oxide is prepared by the combustion of phosphorus.(a) Write the empirical formula of phosphorus(V) oxide.(b) What is the molecular formula of phosphorus(V) oxide if the molar mass is about 280.(c) Write balanced equations for the production of phosphorus(V) oxide and phosphoric acid.(d) Determine the mass of phosphorus required to make 1.00 × 104 kg of phosphoric acid, assuming a yield of 98.85%.

calculate the % water content of AlK(SO4)2•12H2O

a) b) Br OH OH NHPh OH +E

The fluoride ion reacts with water to produce HF. (a) Write out the chemical equation for this reaction.

What is the Lewis structure for CH3C(O)CN?

Draw a Lewis structure for(a) The cyclic silicate ion Si₄O₁₂⁸⁻(b) A cyclic hydrocarbon with formula C₄H₈

For many years the recovery of gold—that is, the separation of gold from other materials—involved the use of potassium cyanide:     Au + KCN + O2 + H2O à  KAu(CN)2 +  KOH     (a) Balance the above chemical equation. (b) What is the minimum amount of potassium cyanide in grams needed to extract 29.0 g (about an ounce) of gold?