5. is b
but im not sure about 4
hope this helps
Anytime an atom shares or transfers electrons a bond is formed, sharing= covalent and transfer= ionic
Answer:
A lot
Explanation:
BillBill's recipe for onion soup calls for 4.0 lb of thinly sliced onions . if an onion has an average mass of 115 g , how many onions does Bill need ?
3NH4OH+AlCl3=Al(OH)3+3NH4Cl
Which of the following measurements is expressed to three significant figures?
C. 5.60 km
Hope this helps!