Epsom salt is a compound.
Answer: it would be b time taken by the glass surface to dry
Explanation:
i had took the test and i got it right
b. Na2HPO4 + NaH2PO4.
A <em>buffer </em>is a solution of a weak acid and its conjugate base. The weak acid is H2PO4^(-) and its conjugate base is HPO4^(2-).
All the other options are incorrect because they consist of only a single component.
Answer:
Combustion reaction
Explanation:
Let's consider the following balanced equation.
CH₄ + 2 O₂ ⇒ CO₂ + 2 H₂O
This reaction is known as a combustion reaction, in which a compound reacts with oxygen to form a compound of carbon and water.
- If the product is carbon dioxide, the combustion is complete.
- If the product is carbon monoxide or carbon, the combustion is incomplete.
I do believe the answer is A. I'm sure
