How many grams are there in 3.4 x 10^24 atoms of He? Group of answer choices
2.07
5.7 g
0.57 g
20.7

What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11

Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth