Triangle pqr has vertices at p(−6,−4) , q(2,−10) , and r(8,0) . it is dilated about the origin by a scale factor of 5 to obtain triangle p′q′r′ . what are the coordinates of the vertices of triangle p′q′r′ ? use the drop-down menus to choose the coordinates that make the statement true.

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