Answer:
hot air rises and expanded the balloon
Explanation:
thats it.
Answer:
Chemical reaction B, because the product is a compound
Explanation:
A synthesis or combination reaction is that reaction that involves combination of two or more reactants to form a single product. The two or more reactants are often elements that chemically combine to form a single compound.
In this question, two chemical reactions are involved in which chemical reaction A has 1 reactants and 3 products while chemical reaction B has 2 reactants and 1 product. Based on the explanation above, the reaction B correctly identifies the synthesis reaction because the single product is a compound.
Answer:
A) hydrogen bonds cause a high surface tension = FALSE
Explanation:
The rest are correct
It has a negative charge emits energy when it moves to a lower energy orbit from an excited state and it has the same mass as a proton
