Answer:
they can change how we think,move and even how we feel about things!
A. Mixture and D. Compound
Answer:
100 HZ 1,000 HZ 10,000 HZ there you go :)
NH3 has three covalent bonds
H-N-H
H
h2s has 2
ch4 has 4
co has 2
co2 has 4
Explanation:
when Magnesium is reacted with Aluminum oxide, Aluminum being a less reactive metal than magnesium, is replaced by magnesium
Al2O3 + 3Mg - 3MgO + 2Al
hence reaction takes place