What is the percent of sand and also salt after a filtration

Llama have 74 chromosomes how many chromosomes will they be found in their gametes explain how you know

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space