The correct response is the second option.
6.1103x10^4. As this was the only answer that had the same number of significant figures as the starting value.
Answer:
Reactants
Explanation:
methane + oxygen turns into carbon dioxide + water
This is given as;
methane + oxygen --> carbon dioxide + water
In a reaction, all the substances before the arrow (the left side of the equation), are called Reactants!
Answer:
3 Ca(OH)2 + 2 K3PO4 ---> Ca3(PO4)2 + 6 KOH
Explanation:
Just balance each atom on both sides.
Answer: B2 + 3W2 ---> 2BW3
Explanation:
You have 2 B on the right and 1 B on the left to balance out B, you need to add 2 wich gives you 6 W on the left and 2 W on the right. To baance W on both sides you add a 3 to the W on the right which gives you 6 W on both sides.
Halogens (atoms with 7 valence electrons) and Hydrogen
or generally, atoms with their shells almost full