Assign oxidation numbers in the following corrosion reactions for copper. Tell which substances are oxidized and which are reduced. 2Cu (s) + 1⁄2 O2 (g) → Cu2O (s) Cu2O (s) + 1⁄2 O2 (g) → 2CuO (s)

If I have 72 liters of argon gas held at a pressure of 3.4 atm and a temperature of 225k how many grams of argon do I have

How is heat transfered between frozen fish sticks in the oven?

Before the Internet, it was easier for small businesses to do business on a global scale. Choose the answer. A. true B. false

Of all the gas giants the only one that spins on its side is

How do you calculate the mass of 6 moles of CO2?

What type of reaction takes place when atoms or molecules rearrange to form new substances?

If you pump air into cycle tyre a slight warming effect is noticed at valve stem why

Butter is melted in a pan. Which of the following is true about the change? A. It is a physical change that releases energy B. It is a chemical change that absorbs energy C. It is a physiscal change that absorbs energy D.

Describe how secondary consumer is dependent on the sun for its energy

What % of the ideal soil is air?