Water from a river can't be used for washing clothes by soap. So people there are using detergents.Give reason for this and suggest a remedy.

We use soaps and detergents for washing clothes. But in olden days people were using washing soda for that purpose. Can washing soda be used to clean clothes in all types of water. Justify your answer.

In olden days people were using washing soda for washing clothes. What is washing soda?

Alum is used for cleaning muddy water. Give the reason?

Assertion : The water gas shift reaction can be used to increase the amount of H_(2) in the 'syn gas' mixture. Reason : In this reaction, water is reduced to H_(2) by CO (I) If both assertion and reason are correct and reason is the correct explanation of assertion. (II) Both assertion and reason are correct but reason is not the correct explanation of assertion (III) If assertion is correct and reason is not correct (IV) Assertion is wrong and reason is correct

In olden days people were using washing soda for washing clothes, i. What is washing soda?

What are cleistogamous flowers? Can cross-pollination occur in cleistogamo us flowers? Give reasons for you answer.

The noble gases have closed-shell electronic configuration and are monoatomic gases under normal conditions. The low boiling points of the lighter noble gases are due to the weak dispersion forces between the atoms and the absence of other interatomic interactions, The direct reaction of xenon with fluorine leads to a series of compounds with oxidation numbers +2, 4 and +6, XeF_4 reacts violently with water to give XeO_3 . The compouds of xenon exhibit rich stereochemistry and their geometries can be deduced considering the total number of electron pairs in the valence shell. Argon is used in arc welding because of its

Can you use soaps and synthetić detergents to check the hardness of water?

In olden days people were using washing soda for washing clothes. Write the chemical formula.

Give reasons: Pollen tablets are in use by people these days.