Who was the chairman of the OAU

Is there a difference between a homogenouos mixture of hydrogen gas and oxygen gas, and a sample of vapor? explain?

Which example shows a population of organisms? A. a single monkey B. a group of tree monkeys C. a group of tree monkeys and a cluster of trees D. a group of tree monkeys, a cluster of trees, a pile of rocks, and a fierce wind

What happens in the process of beta decay? A. A neutron transforms into a proton and an electron. B. A proton transforms into a neutron and an electron. C. A neutron and an electron combine to make a proton. D.

What is the range for the following set of scores? Scores:6, 12, 9, 17, 11, 4, 14

How many moles are in 64.8 l of f2 gas

Calculate the moles of new H₂ O₂ using the balanced formula below and the average moles of KMnO₄ from calculation #2. The average moles of KMnO₄ is 0.90mol. 2KMnO₄ + 5H₂O₂ + 3H₂SO₄ → K₂SO₄ + 2MnSO₄ + 8H₂O + 5O₂ Edit: I got 2.

How many grams of CaC2 would make 23.6g C2H2?

Shane performed the following trials in an experiment. Trial 1: Heat 30.0 grams of water at 0 °C to a final temperature of 40.0 °C. Trial 2: Heat 40.0 grams of water at 10.0 °C to a final temperature of 40.0 °C.

According to the law of conservation of ___ in an isolated system the initial total momentum before a collision equals the final total momentum.

What is the correct name fore this formula Al2O3