Dalton postulated that atoms of the same elements had the same mass while atoms of different elements had different masses.
The discovery of isotopes revealed that atoms of the same element did not necessarily have same masses, they could have different masses.
Therefore, the modern periodic table that we use nowadays contains the average atomic mass of all the isotopes found for a given element.
<span>Nitrate only. Niritate is anion.</span>
Answer:
(1.0, 1.4)
Explanation:
Graph the two equations
and
. The point of intersection is the solution to the system of equations.
Graph on Desmos:

Answer:
Science can help us in many ways in our daily life, It helps us develop skills, like the ability to play an instrument or the ability or learn and communicate, science has made our life easier such as the discovery of technology. Recently, because of the pandemic, technology has help us communicate with each other.
Explanation: