How many atoms are in 8500 g of selenium (Se)? The link above shows how I set up this problem. My only question is do I multiply 8500 and 6.02 or divide them? What's the answer?
ALSO DON'T ADD THE QUESTION MARK when you paste the link into the url.
Find the mass of 1.43x10^28 atomcs of polonium (Po) Did I set up my chart right and what's the answer?
Don't add question mark at end when pasting the link into the url.
Find the value of x in circle Q. (It has a symbol in front of Q that has a circle with a dot in it. I'm assuming it means circle.) Show your work please! :) & wouldn't I just set x+8=5x-4? & when pasting the link into the url don't add the question mark at the end.
Find the measure of each arc of circle P, where RT is a diameter.
3. measure of arc RS
4. measure of arc ST
5. measure of arc RTS
6. measure of arc RST
Show work please, thank you so much.
NOTE: Don't add the question mark when pasting the link into the search box.