Hydrogen gas is given off when a reactive metal undergoes a single-displacement reaction with water is because the <span>very active metals react with water. For example, calcium reacts with water to form calcium hydroxide and hydrogen gas etc. </span>
Answer:
I think Mg is correct I am not sure
Answer:
it is 50
if I m right pls mark me brainliest
Answer:
Atoms get rearranged and make up different molecules. No atoms are created nor destroyed.
Explanation:
Answer:
Explanation:
This is the Difference Between a Hypothesis and a Theory. In scientific reasoning, a hypothesis is an assumption made before any research has been completed for the sake of testing. A theory on the other hand is a principle set to explain phenomena already supported by data.
