Iii. The equation that describes the change in temperature of a solvent due to a solute is ΔTb = i Kb molality. How much salt would one need to add to 1 kg water to change the boiling temperature by 5°C? Give your answer in moles. Show your work. (Kb = ) for water and i = 2 for NaCl.) (2 points)

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments

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