Mandy is testing an unknown solution to determine whether it is an acid or a base. She places a piece of red litmus paper into t
he solution and the paper turns blue. What is her unknown solution?
1 answer:
You might be interested in
Your lungs aren’t the ones that make the sound
Answer:
Yes
Explanation:
Because if you push it, the skateboard has kinetic/potential energy.
Iron (Fe) or at least it can be.
It’s frequency is high and microwaves can pass through the atmosphere of the Earth.
