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CBSE Class 12-science Answered

Assertion : Sugar molecules are moving from left to right side. Reason : Water molecules can’t pass through semi permeable membrane.
Asked by gopirammeghwal78 | 05 Aug, 2021, 08:18: AM
answered-by-expert Expert Answer
Sugar molecules are passing from left to right. It is correct.
 
Reason is osmosis, Particles moves from high concentration to low concentration.
 
Water molecules can pass through permeable membrane So, reason is incorrect.
Answered by Ravi | 13 Aug, 2021, 12:24: PM
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CBSE 12-science - Chemistry
At the same temperature, CO2 gas is more soluble in water than O2. Which one of them will have a higher value of KH, and why?   
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CBSE 12-science - Chemistry
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CBSE 12-science - Chemistry
Assertion : Sugar molecules are moving from left to right side. Reason : Water molecules can’t pass through semi permeable membrane.
Asked by gopirammeghwal78 | 05 Aug, 2021, 08:18: AM
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CBSE 12-science - Chemistry
Assertion : Sugar molecules are moving from left to right side. Reason : Water molecules can’t pass through semi permeable membrane.
Asked by msambyal307 | 30 May, 2021, 02:03: PM
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At what partial pressure oxygen will have a solubility of 0.06 gram per litre in water at 293 Kelvin Henry's law constant of oxygen in water at 303 kelvin is 46.82 k bar  assume the density of the solution to the same as that of water
Asked by pandeyn1604 | 29 May, 2019, 09:16: AM
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CBSE 12-science - Chemistry
how many ml of 0.1M HCL are required to react completely with 1g mixture of and NaHCO3 containing equimolar amounts of both?
Asked by rakeshraghav33 | 18 Sep, 2018, 04:22: PM
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Asked by Avadhut Katkar | 14 Sep, 2018, 12:37: PM
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CBSE 12-science - Chemistry
Assertion :- CaCl2, CaSO4, Ca(HSO4)2 & Ca(OH)2 will cause hardness in water. Reason :- All soluble salts of Ca+2 and Mg+2 cause hardness.
Asked by minipkda | 21 May, 2018, 10:19: PM
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CBSE 12-science - Chemistry
Define solubility.
Asked by Topperlearning User | 20 Jun, 2016, 04:00: PM
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