Mass is not conserved in chemical reactions. Mass is therefore never conserved because a little of it turns into energy in every reaction
<span>Grams of solute per 100 grams of water</span>
Answer:
45 minutes about
Explanation:
i think because i have 7 periods with 45 minutes each
Answer:
1- Natural sources are renewable with time
2- To refrain from over usage of products on unnecessary things
3- An example of poor soil management is using the soil with the most minerals to put houses on instead of farming with