A small crucible containing 400. g of gold is heated to the temperature of a small furnace, and then the gold is dropped into 1000. g of water at 10°C. If the final temperature comes to 20.0°C, find the temperature of the furnace. Neglect heat losses to any container.​

car a and b are moving in opposite directions

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the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.