750. ml of water was almost boiled to 87.0°C then placed on the counter to cool until it reached 22.0. How much heat did the

water lose? (specific heat of water = 4.184J/g C)

A piece of silver with a mass 437 g has a heat capacity of 103.6 J/°C. What is the specific heat of silver?

In a certain city, electricity costs $ 0.18 per kW ⋅ h. What is the annual cost for electricity to power a lamppost for 5.00 h per day with a 100.

What is the process used to measure out a specific mass of a solid

Colligative properties depend upon a. none of these. b. the nature of the solute. c. the nature of the solvent. d. the number of particles dissolved in a given mass of solvent

Which shows the correct relationship? A. small K = positive ∆G = positive E0cell B. small K = positive ∆G = negative E0cell C. large K = negative ∆G = positive E0cell D. large K = positive ∆G = positive E0cell E.

Select the answers below that represent the ionic compounds in this list: na2so4 h2so4 ch3-ch3 n2o4 cacl2 ca3 (po4) 2

What is a physical property of water? A) liquid at room temperature B) not flammable C) pH of 7 D) reacts with sodium

If 0.360 J of heat is added to 0.7402 g of water, how much will the temperature increase?

Which of the following are properties of mechanical waves?

Why LDL called "bad" cholesterol?