RF Value
Authored by Charles Martinez
Chemistry
4th Grade
NGSS covered
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11 questions
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1.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
Cyfrifwch gwerth Rf ar gyfer smotyn A
Calculate the Rf value for spot A.
(a)
2.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
Cyfrifwch gwerth Rf ar gyfer smotyn B
Calculate the Rf value for spot B.
(a)
3.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
Cyfrifwch gwerth Rf ar gyfer smotyn C
Calculate the Rf value for spot C.
(a)
4.
MULTIPLE SELECT QUESTION
45 sec • 5 pts
Pa un o'r smotiau sydd yn anhydawdd?
Which of the following spots are insoluble?
A
B
C
D
Tags
NGSS.HS-ESS2-5
NGSS.HS-PS1-3
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Pa un o'r smotiau sydd fwayf hydawdd?
Which of the following spots would be the most soluble?
A
B
C
D
Tags
NGSS.HS-PS1-5
6.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
Cyfrifwch gwerth Rf ar gyfer yr inc glas
Calculate the Rf value for the blue ink
(a)
7.
FILL IN THE BLANKS QUESTION
1 min • 5 pts
Cyfrifwch gwerth Rf ar yr inc coch
Calculate the Rf value for the red ink
(a)
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