A rapidly spinning paddle wheel raises the temperature of 450 mL of water from 22.8ºC to 25.9ºC.(Hint: to find mass, use the relation between, density, mass and volume) a) The mass of water in gramsAnswer for part 1(density of water = 1000 kg/m3, also convert volume of water to cubic centimeter 1mL=1cm3). b) The difference in temperature in kelvinAnswer for part 2 b) The work (energy) done in this process in joules Answer for part 3(specific heat of water = 4186 J/kg°C)

mazin , 3 Years ago

Grade 6