Determine the mass in grams of each of the following: 5.04 x 1024 atoms N

2.01 x 1024 atoms Ca

8.32 x 1021 atoms Sn

Determine the number of particles contained in each of the following:
50.3 g Cu

145g Si

0.67 g Cl

Which of these best describes an ionic bond?

How does a coronal mass ejection (cme) affect the solar wind? a cme adds more particles to the solar wind, intensifying it. a cme blocks the solar wind, causing it to fade. a cme does not affect the solar wind but it does affect auroras. a cme increases the amount of energy in the solar wind.

Which of the following has expanded our knowledge of the universe beyond our solar system the most? a. manned space travel b. the hubble space telescope c. the pioneer and voyager missions d. the international space station