They have high melting and boiling points and are hard and brittle
Answer: 5. Positive
6. Negative
9. Oxygen carbon hydrogen nitrogen
Explanation:
Answer:
9% solution by mass
Explanation:
If there is 500 gm of solution and 45 g of it is glucose then:
45/500 * 100% = 9 % solution
Answer:
A phosphorus atom forms a P3- ion by gaining three electrons.
here