Its air and water. if its multiple choice
Answer:
<u><em>D.</em></u>
<u><em>All of these ions</em></u>
Explanation:
Hope this helps:)
Answer:one gram by 1oC
Explanation: you will need to know the value of water's specific heat
Physical properties can be observed or measured without changing the composition of matter. These are properties such as mass, weight, volume, and density. Remember that density is a physical property.
