Ablock of ice is sliding down a ramp of slope 45° to the horizontal. at the bottom of the ramp, the block strikes a wall with a force of 3.4n. what is the mass of the ice? assume the force of friction is not significant

The element that has the greatest electronegativity is

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

Which states of matter have particles that move independently of one another with very little attraction?