D. Should be correct- the other ones don’t make sense
Answer:
Iconic bond is formed by cation and anion. A compound is made when atoms of two or more elements bond in a chemical reaction.
Explanation:
The Sun is the major source of energy for organisms and the ecosystems of which they are a part. Producers, such as plants and algae, use energy from sunlight to make food energy by combining carbon dioxide and water to form organic matter. This process begins the flow of energy through almost all food webs.
Answer:
C and A
Explanation:
i think it is because a solution is a mix of a solute and solvent, dont judge me if its wrong
Barium Nitrate = <span>Ba(NO3)2
Sodium Chromate = </span><span>(Na2CrO4)
</span><span>
Answer = BaCrO4+2NaNO3</span>