1.
Use this rule: √ab = √a√b
√12√x^2
Simplify √12 to 2√3
2√3√x^2
Simplify √x^2 to x
2√3x^2
3.
Multiply the numerator and denominator by the conjugate.
2√x/x
Mass of electron:9.109 times 10^-31 kg
mass of proton: 1.673 times 10-27
speed of light=3.0 times 10^8
avogadro's number 6.02 times 10^32
planck's constant: 6.63 times 10^-34
just google chem constants sheet
Answer:
answer is c
Step-by-step explanation:
0=theta symbol
SOH CAH TOA
SOH= Sin0=Oppisite/hypotnuse
CAH= Cos0=Adjecent/Hypotnuse
TOA= Tan0=Oppisite/Adjecent
$478 by using the provided formula ...
Explanation : income = $523 , expense = $ 45 , profit =523-45= 478
