How long does it take water to turn into ice in the freezer?

When 2.85 moles of chlorine reacts with excess tin, how many moles of tin (IV) chloride are formed?

A polymer coating of 6:0 mm thickness is cast onto a nonporous flat surface. The coating contains a residual amount of casting solvent, which is uniform at 1.0 wt% within the coating.

A gas in a sealed container had its volume increased from 12.1 liters to 21.1 liters. and heated from 241 K to 298 K. If the original pressure was 546 torn what would be the final pressure in torr?

Write the appropriate symbol for each of the following isotopes: (a) Z = 19, A = 41 (b) Z = 46, A = 106 (c) Z = 52, A = 125 (d) Z = 38, A = 88

What is the organization that regulates the safety of Bluetooth and other wireless devices

The water level in a graduated cylinder stands at 20.0 ml before and at 26.2 ml after a 16.74 g metal sample is lowered into the cylinder. what is the density of the sample. what metal is the sample most likely to be

What are the tube feet on a star fish

What kingdom is humans in!

Propane (C3H8) has a molar mass of 132 g/mole. You started out the day with a tank containing 9071 g of propane. At the end of the day, your tank contained 7532 g of propane gas. How many moles of gas did you use?

Why decomposition of ammonium nitrate is a redox reaction?