Answer:
The value is
Explanation:
From the question we are told that
mass of carbon dioxide produced by one gallon of gasoline is
The number of cars is
The distance covered by each car is
The rate is
Generally the amount of gasoline used by one car is mathematically represented as
=>
=>
Generally the amount of gasoline used by N cars is
=>
=>
Generally the annual production of carbon dioxide is mathematically represented as
=>
=>
Answer: 60 g
Explanation: Mass is the product of density and volume.
Density (2 g/cm^3)
Volume (30 cm^3)
(2 g/cm^3)*(30 cm^3) = 60 g
Answer:
no electric charge
Neutron, neutral subatomic particle that is a constituent of every atomic nucleus except ordinary hydrogen. It has no electric charge and a rest mass equal to 1.67493 × 10−27 kg—marginally greater than that of the proton but nearly 1,839 times greater than that of the electron.
Explanation:
I think it is calcium carbonate, from sedimentary rocks and such