Ineed answer !

with which element will sodium form an ionic bond? *

a) magnesium
b) fluorine
c) calcium
d) copper

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm

Adilute aqueous potassium nitrate solution is

How many moles of oxygen gas are produced from the decomposition of six moles of potassium chlorate