What would be the temperature of 50 g of 20°c water mixed with 80g of 40°c water?

The concentration of calcium ion in a town's supply of drinking water is 0.0020 M. (This water is referred to as hard water because it contains such a large concentration of Ca21.

The solar system moves at the speed of 828,000 km/h. Tara writes the following steps to calculate this speed in decameters/second (dm/s). [1 km = 100 dm] Step 1: Divide 828,000 by 100. Step 2: Divide the result obtained in step 1 by 60.

Which of these are examples of complex patterns of inheritance? Options: 1. light exposure affecting wing color in birds 2. a trait, such as height, being determined by at least four genes 3.

Determine the number of atoms present in 2 moles of argon gas

Would the amount of dissolved oxygen in the Missouri River increase or decrease if large amounts of chemical waste were dumped into it? Remember that chemical wastes feed microorganisms

Which of these is NOT a colloid? a. Blood b. Fog c. Mountain Dew Soda d. Milk

Copper is added to a solution of nitric acid. The solution becomes hot and changes from colorless to dark blue. What is the best explanation for the change in temperature?

What chemical element did hennig brand discover and what was he boiling down when he discovered it

Chemical reactions when baking cannoli

How to solve the number of mol