The molar mass of a certain gas is 49 g. what is the density of the gas in g/l at stp?

Write the balanced chemical equations for the reactions with products when 1. A piece of zinc is placed in a solution of Copper (II) Sulphate. 2. A piece of Aluminium dipped in Calcium Carbonate.

How many bonds does carbon atom form

List 3 elements that were named for famous scientists

How many carbon monoxide molecules are in 0.75 moles of carbon monoxide?

Which characteristic surface of the moon contains the same rock as the ocean floor? A. craters B. terrae C. maria D. regolith

Consider the positions of barium (Ba), sulfur (S), silicon (Si), and calcium (Ca) on the periodic table. The atoms of which element require the least amount of energy to give up an electron when forming chemical bonds?

what is way to find the numbers of liters in 8 kilometers? (A.) Add 5,000 and 3, because you are adding 3 kiloliters to 5,000 liters. (B.) Multiply 8 by 3,000, because each kiloliter has 3,000 liters. (C.

How much energy must be added to 2 mol H2O (g) to cause it to decompose into H2 and 02? KJ

How many moles are there in 270.4 g sample of NaOH

Suppose a 10.0 L reaction vessel is filled with 0.86 mol of BrOCl and 0.86 mol of BrCl. What can you say about the composition of the mixture in the vessel at equilibrium?