Match each chemical name with the correct chemical formula. Here are the formula choices:

A. S7O2

B. SO4

C. SO3

D. SO

E. S6O5

What is the gravitational attraction between a dating couple whose centers of mass are 0.630 m apart if the boy weighs 715 n and the girl weighs 465 n?

The device shows the relative humidity at 22°c. what’s the water vapor density if the maximum water vapor in air at this temperature is 20 grams/cubic meter? a device showing that at 22 degrees celsius the relative humidity is 58%. a. 11.6% b. 11.6 g/m3 c. 12.76% d. 12.76 g/m3 reset next

Definition: this is the weighted average of all of the isotopes of an element.