This question is 15 points. 1. Quartz is a mineral found in many rocks. The sedimentary rock in the image below has lots of quartz in it. Which of the images below best shows how the quartz is transferred between the different types of rock? And what percentage of the quartz in the model you chose in the previous question is COMPLETELY LOST, and never becomes part of rock again? A. 56% B. 17% C. 100% D. 0%

the growth of the plants is affected by the heat of the light. what is the student doing?

the atomic number of magnesium is 12. its nucleus must contain 12 protons and no electrons. the atomic number of an atom is determined by the number of protons.

magnesium is an electrolyte injection commonly used to treat low magnesium levels in your blood. it is also used to prevent or control seizures in women with preeclampsia or eclampsia.