Which of the following halogens would have the highest melting point?
a. f2
b. cl2
c. br2
d. i2

What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j

If you burn 46.6 g of hydrogen and produce 416 g of water, how much oxygen reacted

Condensation happens when water vapor cools. true or false? ?