- How did J.J. Thomson describe the physical appearance of an atom?

Discover Questions

If A and B are 3x3 matrixes, det (A) = -1, det (B) = -2, then what is det(-2A)? Prove that if n^k is even (k is any positive integer), then n is even.? How many moles of fluorine are required to produce 12 grams of KrF6? Given the equation Kr+3F2=KrF6? Evaluate given sigma notation, how would I go about this? What do you call that insect that flies around in the summertime and glows in the dark?