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Q: What does MASS BEFORE MUST EQUAL MASS AFTER mean?
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What does equal parts by mass mean?

it means to have and equal part of mass


What does E equal mc2 equation mean?

Energy is equal to Mass multiplied by the speed of light squared


What is mean by center of mass?

Center of mass is defined as the point about which the sum of mass moment vectors of all the points of the body is equal to zero.


What does gram mean in math?

a metric unit of mass equal to one thousandth of a kilogram.


What does it mean to conserve mass?

It means exactly what it says: to conserve mass, usually from one point to another after a change.


What do atomic number and atomic mass mean?

The atomic number is equal to either the number of electrons or the protons of a particular atom. The atomic mass in a.m.u. is equal to the sum of protons and neutrons in an atom.


Equal volumes always mean equal masses?

Other things being equal, yes; in general, no. The mass also depends on the density.


Does equal sign proceeds a formula?

If you mean in Excel, yes: you must always start a formula with an equal sign.


How does law of the conservation of mass apply to chemical reactions?

The Law of Conservation of Mass applies to chemical changes. When considering a chemical change this would mean that the total mass of all of the reactants in the chemical reaction is equal to the total mass of products in the chemical reaction.


What is central of gravity?

I think you mean the center of gravity - and that's the center of mass: that point where there is equal mass on all sides- i.e. the balance point.


What does 585 kg mean?

585 kg (kilograms) is a measure of weight or mass equal to about 1,289.7 pounds.


Can an obtuse triangle have equal sides?

if you mean ALL sides equal then no, because for a triangle to have ALL equal sides all angles must be equal (60 degrees), and an obtuse triangle must have an angle with 91 or more degrees. but if you mean TWO sides equal then yes. for example, a triangle with angles 40, 40 & 100 degrees would have two equal sides.