When a 190 g piece of iron at 160 degrees celsius is placed in a 130 g aluminum calorimeter cup containing 260 g of an unknown liquid at 10 degrees celsius, the final temperature is observed to be 38 degrees celsius. what is the specific heat of the unknown liquid in calories/gram-degree-c?

If this equation was completed which statement would it best support

Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night.  when he took it out, its new volume was 322 milliliters, but its pressure was the same.  if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is  kelvins.

Read the claim. breakfast is an important meal. it jump starts the body’s process of using calories to break down food. appetite can decrease with age, but going too long without eating causes metabolism to slow down. current research shows that incorporating legumes such as lentils and chickpeas into meals boosts metabolism for twenty-four hours. who might benefit from this claim? people who have a fast metabolism stores that sell exercise equipment people who take vitamin supplements grocery stores that sell legumes