2NaOH + CO2 → Na2CO3 + H2O Calculate how many moles of CO2 will react with the 1000 grams of NaOH.
100 moles
150 moles
120 moles
125 moles
200 moles

Find the mass in grams of 1.37x1020 particles of h3po4

Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?

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