What is luster? 1) the way a substance conducts electricity
2) the way a surface reflects light
3) the way a substance can be shaped by hammering

If 90.0 grams of ethane reacted with excess chlorine, how many grams of dicarbon hexachloride would form

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

Reactions in cells take place at about a. 40°c b. 0° c. 100°c d. 60°c