How many atoms are in 1.4 mol of phosphorus trifluoride (PF3) ?

a. 8.4 * 1024

b. 3.4 * 1023

c. 8.4 * 1023

d. 3.4 * 1024

Which term best describes C2O4 2-? polyatomic anion polyatomic cation monatomic anion monatomic cation

2.4.3 What do we call this method when they place the object in the water to find its volume?

How does the intensity of radiation (as measured by Geiger counter vary as distance from the radiation source increases? (that is does intensity increase or decrease? is the graphed line straight or curved?

What are Kepler's three laws

Write a small paragraph to describe the life cycle of a flowering plant. Use the words: Germinate, pollinate, seedling.

How important is the resonance structure shown here to the overall structure of carbon dioxide? how important is the resonance structure shown here to the overall structure of carbon dioxide?

What is the best description of refraction? A. Light hitting a shiny surface and bouncing off in the opposite direction. B. Combining red, blue, and green light to make white light. C.

Galaxy includes: choose all that apply. planetsstarsdust interstellar gas dark matter

Why can't copper be changed into gold

Boyle's Law represents the relationship of volume as pressure changes. The constants of Boyle's Law are: a. pressure and number of molecules of gas b. volume and temperature c. pressure and temperature d. temperature and number of molecules of gas e.