Rango carefully mixed 15.6 g of sodium with chlorine. The reaction produced 39.7 g of sodium chloride. How many grams of chlorine and sodium reacted?

When tin (IV) oxide is heated with carbon in a process called smelting, the element tin can be extracted. SnO 2 ( s ) + 2C ( s ) → Sn (l) + 2CO ( g) a. Interpret the chemical equation in terms of moles and mass.

The phase change in which a substance changes from a gas directly to a solid is A. condensation. B. vaporization. C. deposition. D. sublimation.

Solve the question that follows using the equation for the conversion of Celsius to Fahrenheit. F=95 (C) + 32 On February 9, 1934, the temperature in Buffalo, NY was - 29∘C. On the same day in Anchorage, AL, it was 19∘F.

Show the reaction of calcium and oxygen to form an ionic compound. Add electron dots and charges as necessary.

What is the bond that forms between two ions and why does this bond form?

Determine the number of moles of Krypton contained in a 3.25 liter gas tank at 5.80 atm and 25.5 °C.

In the reaction 2co (g) + o2 (g) â 2co2 (g), what is the ratio of moles of oxygen used to moles of co2 produced? select one:

A log's mass is 5 kg. After burning, the mass of the ash is 1 kg. Explain what may have happened to the other 4 kg of mass.

Are the people on this subway moving? The best answer to this question would be Yes or No

How many molecules are in 237g (about a cup of water)