Which of the five main chemistry disciplines is most closely related to each of the actions described below? Studying the digestion of certain types of foods

Investigating the iron content of different samples of ore
Measuring how much energy is released in a series of reactions
Attempting to produce a new carbon-based chemical
Measuring the amount of mercury contamination in a sample of river water

Achef makes salad dressing by mixing oil, vinegar, and spices, as shown. which type of matter is the salad dressing?

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

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