Which organ produces the female hormone estrogen? A. Hypothalamus

B. Ovary

C. Pancreas

D. Testicle

For each of the following mixtures decide if filtering would be suitable to separate the substances. explain your answers. oil in water sugar in water sand in water chalk in water tea leaves in a cup of tea

How do scientists think that gravity affected the formation of our solar system?

How many moles are in 7.2 x 10^23 carbon molecules? (*round to the nearest hundredth and include the unit "mol c" after your number) question 6 options: