Chemical formula for urea?

What mass in grams of Sic is formed from the complete reaction of 2 mol of carbon? SiO2 + 3 C → SiC + 2 CO Show your work

Is water a solvent because it's nonpolar

How many grams of CO2 are produced from the burning of 1.0 mol of amyl alcohol, C5H11OH?

How many moles are in 20 grams of sodium

What is the volume of 3.00 mole of ideal gas at 100.0 C and 2.00 kPa

The balanced equation below represents the reaction between magnesium metal and hydrochloric acid to produce aqueous magnesium chloride and hydrogen gas. Mg (s) + 2HCl (aq) = = > MgCl2 (aq) + H2 (g) A piece of Mg (s) has a volume of 0.

What is the molarity of a solution prepared by dissolving 33.4 g of sodium chloride in some water and then diluting the solution to a volume of 300.00 mL?

Think about how pressure relates to volume and how gas behavior would change in different volumes. Which of the following will have the largest positive value for Sº? A) 1 mole of helium gas at 1 atm pressure.

Does a reaction stop once it has reached equilibrium? Explain

8 l of water at 19 ∘c are mixed with 1.1 l of water at 47 ∘c in an insulated container. what is the final temperature of the system? express your answer in ∘c