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WorksheetsCHEM LAB - NUR22E
Total questions: 14
Worksheet time: 55mins
What is the SI unit for Luminous intensity?
m
cd
kg
s
Which of the following is an inexact number
10 pencils
3.54 g of rice
1 kg = 2.2 lbs
1 Dozen
Which of the following is a correct statement?
In terms of mass, 50 g solid rock is heavier than 50 g of Air
In terms of mass, 50 g Air is heavier than 50 g of solid rock
50 g of Air and 50 g of solid rock are equal in terms of density and mass
In terms of density, 50 g of solid rock is denser than 50 g of Air
Which of the following is the smallest number?
5 × 10 3
7 × 10–6
3 × 10 4
2 × 10–5
Calculate the mass of element Zinc in grams with same volume as 50 g of Aluminum. The density of Zinc = 7.14 g/mL and density of Aluminum=2.70 g/mL
7.00 g
18.51 g
105.77 g
132.22 g
Which of the following is an incorrect statement?
1 x 10-9 g is equal to milligram
6 x103 m is equal to 6 km
The exponential notation for 5.76 x 10-6 g is 5.76 microgram
The unit of speed that is m/s is an example of derived unit.
BONUS QUESTION: WHAT IS THE COMPLETE NAME OF YOUR CHEM LAB INSTRUCTOR?
ALBERT EINSTEIN
ISAAC NEWTON
JAY ROBERT LACEDA
ERNEST RUTHERFORD
Which of the following is incorrectly reported answer? *( consider significant figures/ decimal places in your final answer)
6.221 x 5.2 = 32
20.42 + 1.322 + 83.1 = 104.8
2.31 / 1.586 = 1.45
2.31-1.586 = 0.72
Which of the following is not a fundamental quantity?
Mass
Density
Length
Temperature
Which of the following is a possible shell-subshell?
1p
2d
2s
3f
What are the n and l value for 4f
n=3 and l=4
n=4 and l=3
n=4 and l=0
n=4 and l=2
What is the maximum electrons for n=3 and l=1?
10
8
6
14
What quantum number describes the relative distance of electron from nucleus?
ml
n
l
ms
What quantum number describes the shape of orbital?
n
ml
l
ms
