Molar Calcs And Other Skills.

Question 1

What are the seven base units in the SI system

Answer 1

kilogram = mass
Second = time
Kelvin = temperature
Ampere = electric current
Mole = amount of a substance
Candela = luminous intensity
Meter = distance

Question 2

How is the relationship between the number of moles, molar mass and mass represented

Answer 2

Number of moles (mol)= (mass (g) ) / ( molar mass (g mol^-1))

Question 3

What is the molar mass of an element

Answer 3

1 mole in grams- units of grams per mole (g/mol)

Question 4

Outline a linear relationship

Answer 4

A function whose graph is a straight line
The equation of a line in slope-intercept form is- y=mx+b