HEAT OF VAPORIZATION Q=mx H,
If the heatyaporization of isopropyl alcohol is measured at 702 joules/gram and it requires 596,700 joules of energy to vaporize a sample, how many grams of isopropyl alcohol were in the sample? ​

Select the correct answer. what is the nature of the se-cl bond in a molecule of selenium chloride (secl2) if the electronegativity value of selenium is 2.55 and that of chlorine is 3.16?

Which of the following mining methods disrupts the sea floor?

Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night.  when he took it out, its new volume was 322 milliliters, but its pressure was the same.  if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is  kelvins.