1.A temperature of 316.23C is equivalent to:A.43.08KB.143.08 KC.689.38KD.589.38 KE.none of these
1 points QUESTION 21.A sample of nitrogen occupies 200. mL at 27C when the pressure is 0.500 atm. What volume would it occupy at standard conditions?
1 points QUESTION 31.What volume of NO (STP) can be produced by dissolving 62.1 grams of lead in nitric acid?2.3Pb + 8HNO33Pb(NO3)2+ 2NO + 4H2O
1 points QUESTION 41.A 300.-mL sample of hydrogen, H2, was collected over water at 21C ona day when the barometric pressure was 748 torr. What mass of hydrogen is present? The vapor pressure of water is 19 torr at 21