Which of these is used for making rubber and some medicines?

A. Iron

B. Sulfur

C. Platinum

D. Aluminum

What happens in a double replacement reaction

If you ate a food with 230 cal per serving and you had 2 servings then how many k cal did you consume?

Identify the atomic number and the chemical symbol for lead, silver, and gold. drag each item to the appropriate bin.

The ideal gas law is a rearrangement of which of the following gas laws? Boyle's LawCharles's LawAvogadro's Law All of the Above

The noble gases are good together in the periodic table where the mobile gas is in table

A sample of C3H8 has 4.64 * 1024 H atoms. How many carbon atoms does the sample contain?

What is the value of 200c on a Kelvin scale

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.