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A mole of bromine molecules contains how many molecules? How many atoms? 1 mL of 0.100 M NaOH diluted with water to a volume of 100mL. Initial pH before the dilution and pH after dilution? A sample of CO2 gas at 110°C has a volume of 350 mL at 760 mmHg. How many moles of CO2 are present? A 50.0g of copper (s = 0.377 J/g•ºC) initially at 75 ºC is submerged in 50.0mL of water (s = 4.184 J/g•ºC) at a temp. of 23ºC. find T final? Which compound would you choose to produce an aqueous solution of pH 8.65?