<span>The center of hemoglobin is made of which of the following?
</span><span>amino acids</span>
Answer: 22 grams because mass cannot be created or destroyed
Explanation: I just took the test
Answer:
They are salts, ionic compounds
Explanation:
To know if they are covalent or ionic we need to check their difference in electronegativity. As an example mgcl2, mg has electronegativity of 1.2 and cl 3 so 3-1.2=1.8 which is bigger than 1.7 means it's ionic therefore they are salts
Answer:
A
Explanation:
A ball buried under the ground is the answer because it has no kinetic energy because of it's inability to move
Molecular structure. Isomers have the same formula, so there is the same elements in both. But they have a different molecular structure and when drawn they look different
