Why would 18 be wrong for the atomic mass of an atom with 6 neutrons, 6 electrons, 6 protons?

The volume of 0.05 M H2SO4 is needed to completely neutralise 15ml of 0.1 M NaOH solution is

Each of three identical 15.0-L gas cylinders contains 7.50 mol of gas at 295 K. Cylinder A contains Ne, cylinder B contains NO2, and cylinder C contains Cl2.

Wich field of science studies the composition and structure of matter

a mixture is made up of 3.35g of SiO2, 0.38g of cellulose and 8.76g of calcium carbonate. What is the percent of cellulose in the sample?

The concentration of chlorobenzene (c6h5cl) in water ... the concentration of chlorobenzene (c6h5cl) in water is 100 mol/m3. the solution density is 1.00 g/cm3. (a) what is the weight fraction of chlorobenzene

If a particular ore contains 58.5% calcium phosphate, what minimum mass of the ore must be processed to obtain 1.00 kg of phosphorus?

What is the difference between friction and gravity

When an action force occurs, the reaction force is always Question 6 options: A. in the same direction as the action force. B. applied to the same object as the action force. C. nonexistent. D. equal and opposite to the action force.

Which is bigger 145 m or 145 km

How does a hydrogen ion change into a hydrogen atom?