Answer:
synthesis
Explanation:
I believe answer is d a synthesis reaction
Heat= mass * change in temperature* specific heat
specific heat=409 J/kg K
Answer:
b. muscles is the answer
Explanation:
muscles is a meat, animals eat meat
#protactinium
- It lies in 7th period having Z=91
The outer electronic configuration is 6d^17s^2
- d-block element(transition)
So it will form polar covalent bond (2)
#Francium
Outer electronic configuration 7s^1
It will form ionic bond (3)
1 roll of nickels has 40 nickles.
40 * 3 = 120
120 nickels in 3 rolls of nickels.
