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Байланысты: мет. разработка по химииEx. 2 Answer the questions
What is a concentration ?
Will solute exist in another phase?
Why will Tim use volume percent?
What is mole fraction?
What will Tim identify in the solution?
Ex. 3 Put the verbs in brackets in Future Simple.
We (calculate) _____ concentration.
I (not to determine) _____ the mole fraction.
I (to be not ready) ____ to identify the solute.
I (to prepare) ______ this solution tomorrow.
Water (turn) _____ red.
I (not to dissolve) ____ this substance.
When _____ you (to identify) _____ this substance ?
Ex. 4 Put the questions to the bold-typed words.
I will identify the composition of this compound.
She will dissolve ethanol in water.
This solution will turn red soon.
This solute will be of a red color.
I am going to express this concentration .
I am going to calculate volume percent.
Molarity will be the main parameter here.
Ex. 5 Put verbs in brackets in to be going to or Future Simple.
I think I (to do) ____ this experiment.
Look! The substance (to turn) ___ brown.
The solution (to change) ___ its color soon.
I expect Magnesium oxide (to be) ___ stable.
I decided this problem. I (to finish) ___ my work next week.
As you see now, magnesium hydroxide (to transform) ___ into hydroxide.
I am sure he (to come)___ soon.
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