A kilogram of lead has a greater _____ than a kilogram of air. mass volume density
2 answers:
Answer : Option D) Density.
Explanation : A kilogram of lead has greater density than a kilogram of air.
Density of lead is greater than air because lead has density , whereas air has density of .
It is clear from the above values, that one kilogram of lead will be obviously denser than kilogram of air.
A kilogram of lead has a higher density than a kilogram of air because of higher molecular weight of lead.
You might be interested in
Answer: cookware manufacturers who make pans out of steel only .
Explanation: Trust me its correct.
Answer:
A- Nucleus
B-Energy levels
Explanation:
- An atom refers to the smallest particle of an element that can take part in a chemical reaction.
- An atom is made up of two major parts namely; the nucleus and the energy shell or energy levels.
- The nucleus of an atom contains the sub atomic particles, protons and neutrons while the energy shells contain the sub atomic particle electrons.
- It is important to note that the protons in the nucleus are positively charged which makes the nucleus to be positively charged.
- On the other hand, energy shells are negatively charged because of the negative charge of the electrons.
The formal name is a thunder cloud
The reactants are higher in energy than the products