Answer: b
Explanation: 50% comes from one parent and 50% comes from the other
graphite is a form of carbon in which carbon atoms are arranged in a layer.
Answer:
Price for 20years = $2,079.8
Recommendation: Solar energy is cheaper and more efficient for the community. The source is renewable source of energy with zero pollution
Explanation:
In a 0.01 M solution of HCl, Litmus will be red. Litmus paper will turn into red in acidic conditions. Hydrochloric acid is an acid. Litmus is an indicator for acidity and alkalinity made from inchens.