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Team 2
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heart
Other team wins 10 points!
Oops!
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seesaw
Swap points!
Okay!
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shark
Other team loses 5 points!
Okay!
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baam
Lose 10 points!
Oops!
5
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Butter in a frying pan is example of
Melting
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eraser
Reset score!
Oops!
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rocket
Go to first place!
Okay!
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shark
Other team loses 10 points!
Okay!
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thief
Give points!
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25
10
×
What will happen if we increase the temperature while dissolving a solute?
The solubility of solute will increase
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10
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The technique used to separate out the coloured inks
Paper chromatography
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5
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204 g of sugar dissolves in 100 g of water at 20 degrees celcius. How much sugar will dissolves in 200 g of water at 20 degrees celcius?
408 g
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eraser
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gift
Win 25 points!
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fairy
Take points!
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25
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banana
Go to last place!
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10
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The volume of water is kept the same; The temperature is changed; The number of spatulas used is measured. Which one is the independent variable?
Temperature
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5
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Which salt is the most soluble at 80 degrees celcius?
Potassium nitrate
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5
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Sugar in black tea is example of
Dissolving
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20
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Why some inks, such as the ink in permanent marker pens cannot be separated on the paper chromatography soaked in water?
Because some inks are not soluble in water, we need to use a different solvent, such as alcohol
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10
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What does it mean when some food dyes contain a mixture of substances?
They are not a pure substance
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banana
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fairy
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25
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fairy
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25
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lifesaver
Give 10 points!
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5
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The substance that it dissolves into
Solvent
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10
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What does it mean when some food dyes contain only one substance?
They are pure substance
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5
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Solute + solvent, together they will make a ...
Solution
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