What do the roman numerals in a cation's name indicate? a. how many valence electrons in the atom b. the cation's ability to become an anion c. the positive charge on the cation d. how many compounds the cation can form

What’s the scientific notation for the number 6,840,000,000

Right anwser gets marked brainliest newton's discovery concerning how fast an object will change speed is the: 1st law 2nd law 3rd law universal gravitation

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils.the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.