Answer:
3.
Explanation:
Hello,
In this case, it is convenient to write the chemical reaction as:
Which balanced turns out:
Thus the number that should be in front of the calcium sulfate is 3 in order to balance the reaction.
Best regards.
Answer:
Pb(NO3)2 + KI = KNO3 + PbI2
Answer: 66
Explanation: To find the mass number you would have to add the number of protons and the number of neutrons.
Yes,according to healthline.com non metals have lower melting points than metals.See metal is extremely hard to melt that would need very hot fire or lava,lava preferbally.So yes non metals have lower melting points than metals.
Hope this helps!Branliest would be appreciated:D
Explanation:
Equiv means equivalent ...
