Yo, PLEASE, Chemistry People out there! PLEASE help me out here! Extra Points if right!!

What volume does 1.70 ×10–3 mol of chlorine gas occupy if its temperature is 20.2 °c and its pressure is 795 mm hg?

If 15 drops of ethanol from a medicine dropper weigh 0.60g, how many drops does it takes from a dropper to dispense 1.0ml of ethanol? density of ethanol is ethanol is 0.80g/ml.

The reaction of sodium hydrogen carbonate and acetic acid is described above. using the equation below, identify the proper coefficients for the balanced equation that upholds the law of conversation of mass