Many metals react with acids to produce hydrogen gas. A certain reaction produces 32.6 L of hydrogen gas at STP. How many moles of hydrogen were produced?

E. the compound sodium sulfate is soluble in water. when this compound dissolves in water what ion would be present in solution? -

Fe2O3 + H2SO4à Fe2 (SO4) 3 + H2O For this unbalanced chemical equation, what is the coefficient for water when the equation is balanced?

The resource conservation and recovery act of 1976 has

Based on its electron configuration which element will most likely gain electrons from another element when forming an ionic compound? Potassium, Vanadium, Iodine, Xenon

While studying chemical and physical changes, students added salt to a glass of water. They stirred the salt until it dissolved and could no longer be seen. "That's a chemical change," Sarah stated. Do you agree? Explain.

How is law of conversation energy and mass similar

Which expression represents the percent by mass of nitrogen in NH4NO3?

What is the molarity of 500 ml of a solution containing 85.0g AgNO3? A) 0.5 M B) 1.0 M C) 2.0 M D) 5.0 M

How can you tell if the content on a website is modified regularly?

How many atoms are in 0.6 mol of iron? 1. 36.3 atoms 2. 1.08x10^23 atoms 3. 3.91x10^23 atoms 4. 9.26x10^23