If you change peanuts into peanut butter is it a chemical or a physical change

What happens to elements when they form compounds?

How is frying egg related to science?

At what temperature will 0.606 mole of oxygen exert a pressure of 2.4 atm in a 5.12 L cylinder?

How do living and nonliving things interact in the environment?

Which of the following statements is true about a hypothesis? A. A hypothesis is always true. B. A hypothesis is always false. C. A hypothesis will become a scientific law. D. A hypothesis is a prediction of what you believe to be true.

When 500 mL of 0.100 MAgNO3 is combined with 500 mL of HCl in a coffee-cup calorimeter, the temperature changes from 23.40 ∘C to 24.21 ∘C. Calculate ΔHrxn for the reaction as written. Use 1.00 g/mL as the density of the solution and C=4.

How much heat is required to warm 1.30 l of water from 24.0 ∘c to 100.0∘c? (assume a density of 1.0g/ml for the water.) ?

how many protons electrons and neutrons does a atom with the atomic number 50 and mass number 125 contain?

What do you call an equation that has all the correct formulas, but is not a balanced equation

What were some reasons why it was a good idea to remove the lid from the separatory funnel after each extraction? Select all that apply.