What are the chemical formulas for potassium superoxide, potassium peroxide, and potassium oxide? potassium superoxide:
potassium peroxide:
potassium oxide:

Numbers with a end value of 4 or lower are rounded up, while with an end value of 5 or higher are rounded down. true or false?

0.66y = 0.9x + 0.48 if y has a value of 108.45 what is the value of x?

There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit