By adjusting concentrations of reactants and products D By changing temperature 47 Which formula is the general formula for alcohols? CnH2n+1OH CnH2n+1OR RCOOH RCOOR' 48 What is the formula to calculate pH of a weak acid solution? pH=log[H3O+] pH=[H3O+] pH=-log[H3O+] pH=H3O+ 49 Which of the following is an example of a homogenous mixture? Saltwater Sand and water Oil and water

47 The general formula for alcohols is .48 The formula to calculate the pH of a weak acid solution is .49 An example of a homogeneous mixture is saltwater.