A sample of which radioisotope emits particles having the greatest mass?1) Cs-1372) Fe-533) Fr-2204) H-3

When a=3 and b = (-4) 6

Quais sao os princiais instrumentos da meteorologia?

Nitrogen gas reacts with hydrogen gas under high temperature to form ammonia gas.

Lithium and nitrogen react to produce lithium nitride: 6 l i (s) + n 2 (g) → 2 l i 3 n (s). how many moles of lithium nitride are produced when 0.550 mol of lithium

In which situation would the gravitational potential energy between you and earth be greatest? A. You are running down a hill B. You are running up a hill C. You stand at the top of a hill D. You stand at the bottom of a hill

Which elements properties form the basis for all life

A 2.0 L flexible container holds 5.0 moles of oxygen (O2) gas. An additional 15.0 moles of nitrogen gas (N2) is added to the container. What is the new volume of the container? a. 8.0 L b. 0.13 L c. 0.50 L d. 6.0L

How are complete ionic and net ionic equations written for chemical reactions in aqueous solutions

Only producers perform ... A) photosynthesis B) respiration C) both A & B D) neither A or B

A steel cylinder containing 25 kg of CCl2F2 in the form of liquid and vapor is set outdoors on a warm day 25 degrees celsius. What is the approximate pressure of the vapor in the cylinder?