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Title: CHEM 101L Lab 4 The Molar Mass
Description: CHEM 101L Lab 4 The Molar Mass
Description: CHEM 101L Lab 4 The Molar Mass
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lOMoAR cPSD| 3013804
Lab 4 Molar Mass
CHEM101L
lOMoAR cPSD| 3013804
Student Name:
Access Code (located on the lid of your lab kit): RP-00000088280
Pre-Lab Questions:
1
...
What would you say and why?
Avogradro´s Number (Na) is a constant wich is equal to 6
...
Far any element
compound when 6
...
Avogradro’s number helpt to relate number of particles to number of moles
...
Draw a diagram explaining the relationship between atoms, moles, and molecules
...
3
...
The
mole (also denoted as mol) represents the quantity of elementary particles/atoms/molecules
...
02214 × 1023 elementary entities of the substance
...
4g
Mass of weigh
boat + unchewed gum
8
...
7
1
...
What is the percent sugar? Show your calculations
...
3/6)*100=21
...
What is the molar mass of sugar C12H22O11? Show your calculations
...
01)+22(1
...
00)
3
...
Show your calculations
...
1
...
00380
4
...
Show your calculations
...
022x10^23molecules thus =0
...
00380moles x ( 6
...
28x10^21molecules
lOMoAR cPSD| 3013804
Lab 4 Molar Mass
CHEM101L
5
...
Show your calculations
...
00380*342=1
...
Imagine that you used four pieces of gum instead of two
...
Show
your calculations
...
0152 moles
7
...
The sugar
concentration gradually decreases
...
Insert a photo of your completed lab with your name and access code handwritten in the
background
Title: CHEM 101L Lab 4 The Molar Mass
Description: CHEM 101L Lab 4 The Molar Mass
Description: CHEM 101L Lab 4 The Molar Mass