Braden is riding an inner tube down a river at 3,800centimetersperminute. If his velocity remains constant, how much time will it take him to move 9,500centimeters?

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom

Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.