The cooling of a refrigerator happens because of the heat flow towards the cooler object. Therefore, the heat flows into the refrigerant. This is as expected according to what law?

How many molecules of water are in 5 moles

Compare urban and rural land. how are each used?

Calculate the molarity of a solution with 114.95 grams of sodium dissolved in 2 L of water.

Which statement describes one acid-base theory? (1) An acid is an H + acceptor, and a base is an H + donor. (2) An acid is an H + donor,. and a base is an H + acceptor. (3) An acid is an H - acceptor, and a base is an H-donor.

Identify whether the following example is qualitative or quantitative data. The length of a rod

What are some solid mixtures in a classroom

What is the electron configuration of aluminum?

What is the volume of an object with a height of 2.3cm, a width of 2.4cm, a mass of 17.5g, and a length of 20cm?

Is layers of sediment forming at the bottom of the ocean erosion?

How to find the better buy of two of the same item, but they have different units of measurements and different costs.?