Pretest Unit 1 Question 2 of 42
Which number is correctly expressed in scientific notation?
O A. 0.034
OB. 3.45
O c. 12.2 x 10-5
O D. 6.53 x 104

What is the empirical formula of vanadium 1 oxide given that 20.38 grams of vandium combines with oxygen to form 23.58 grams of the oxide

Water is important for the of cells. a: size, shape, and temperature b: temperature, color, and odor c: color, odor, and size d: shape, temperature, and color

What does the mass of 0.7891 mol of ferric oxide (fe2o3)