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Chemistry, 22.06.2019 10:10
What shape would a molecule with two bound groups and two lone pairs have?
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Chemistry, 22.06.2019 18:30
When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?
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Chemistry, 22.06.2019 19:00
Sum of brother and sisters age is 26. four times the brothers age is subtracted from three times the sisters age, the difference is 8. what are the ages of the brother and sister?
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Part a
what is the mass of the water?
express your answer to two significant figures an...
what is the mass of the water?
express your answer to two significant figures an...
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