Neutralization reaction means the reactants must be one acid and one alkali, and the product will be H2O and metal salt.
The only one satisfying this will be B
Answer: Mountains recive lots of landfall, even when surrounded by a desert. It gets cold up in the peek, and when the snow melts, water would seep into the soil.
Explanation:
1:False, it has both
2:Electric potential is the amount of work done to bring the unit positive charge from infinity to that point, while electric potential energy is the energy that is needed to move a charge against the electric field.
3:Towards
4: Answer should be True
There are 1.66 
1
molecules in 1 gram of nicotine.
<u>Explanation</u>:
Nicotine is an organic compound with the chemical formula of 
Given the mass of nicotine = 4.50 g
Molecular mass of Nicotine = 162.23 g/mol
Moles of a compound = given mass / molar mass of the compound
= 
The Number of molecules of compound:
Moles Avogadro number = 0.0277 6.023 1
= 1.66 1 molecules.
There are 1.66 1 molecules in 1 gram of nicotine.
