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WorksheetsTuesday 09 04
Total questions: 20
Worksheet time: 16mins
What element is not part of chonps?
Carbon
Lithium
Hydrogen
Oxygen
Chonps cannot be used to make what substance?
Methane
Octane
Nylon
A brass horn
What is not a complex molecule?
Atmospheric Nitrogen (N2)
Starch
Protein
Cellulose
What is the atomic number of Lithium?
45
6.941
3
.0000000005
How many protons does Lithium have?
31
42
4
3
What is the atomic number of Neon?
3
4
9
10
What principle demonstrates conservation of matter?
H + 0 = H2O
Atomic number
What goes up must come down
2H + 0 = H2O
How many sig figs are in 0.01003004
9
7
4
0
Do I use sig figs or decimal places for 200.011 + 0.01123?
Sig figs
Fig Newtons
Dunkin Donuts
Decimal places
How many decimal places should the answer to 200.011 + 0.01123 have?
4
3
2
7
How many decimal places should the answer to
40.0996 x 5.0113 have?
4
3
7
We don't use decimal places to decide
How many sig figs should the answer to 585.960/.0004849 have?
7
6
5
4
What is the answer to 2.000x1.00
2
2.000
2.00
2.1
50.00101 + 50 =
100
100.0
100.
100.00
50.0x2.000001=
100
100.
100.0
50.000001
What is not made of glucose?
Glycine
Starch
Amylose
Cellulose
How many carbons are in CO2?
1
2
3
4
How many carbons are in 11CO2?
9
10
11
12
How many oxygen molecules are in 11CO2?
11
12
20
22
What element is not in H2CO3?
Hydrogen
Carbon
Oxygen
Titanium
