A sample of gas is held at 100°C at a volume of 20 L. If the volume is increased to 40 L, what is the new temperature of the gas in Celsius?

Formula for C12H22O11

When liquid lemonade is placed in a freezer, its temperature slowly drops. Its molecules move less and less until they can only vibrate in a rigid structure. Which of the following is another way to describe this process? A.

You put a solid in water and it floats but doesn't dissolve. A) The density of water equals the density of the solid B) The water's density is greater than that of the solid C) The water's density is less than that of the solid

Answer the following: a) What causes color in source water such as river? b) Briefly discuss the problem caused by color in water. c) Briefly discuss how we can remove color in water?

True or false? All atoms of the same element have the same atomic mass

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