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5 Years Ago

Baking Soda Is Used In Small Amounts For Making Bread And Cake

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What PH Do You Expect For The Following Salt Solutions And Why?

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What Is Tooth Enamel Chemically? Or Tooth Enamel Is One Of The Hardest Substances In Our Body.

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The PH Of A Salt Used To Make Tasty And Crispy Pakoras Is 14.

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2 ML Of Sodium Hydroxide Solution Is Added To A Few Pieces Of Granulated Zinc Metal Taken In A Test Tube.

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What Is Observed When Sulphur Dioxide Is Passed Through

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Account For The Following: (i) Antacid Tablets Are Used By (ii) Toothpaste Is Used For (iii) Which Acid Is Stinging Hair

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How The Following Substances Will Dissociate To Produce Ions In Their Solutions?

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(i) Name One Natural Source Of Each Of The Following Acids. (ii) Which Ion Is Commonly Produced By All Acids?

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Assertion : If The PH Inside The Mouth Decreases Below Reason : The Bacteria Present In Mouth Degrades The Sugar

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Assertion : Phenolphthalalein Gives Pink Colour In Basic Solution Reason : Phenolphthalalein Is A Natural Indicator

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Assertion : While Dissolving An Acid Or Base In Water Reason : Dissolving An Acid On A Base In Water

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Assertion : Sodium Hydroxide Reacts Reason : Acids Reacts With Active Metals

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Assertion : HCL Produces Hydronium Ions Reason : In Presence Of Water, Basic Gives H+ Ions.

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Name Two Crystalline Substance Which Do Not Contain Water Of Crystallisation

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A Solution Has PH Of 7. Explain How Would You

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Write The Name And Chemical Formula Of The Products Formed By Heating Gypsum At 373 K.

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An Aqueous Solution Turns Red Litmus Solution Blue.

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Arrange The Following In An Increasing Order Of Their PH Values: NaOH Solution, Blood, Lemon Juice.

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How Does A Strong Acid Differ From A Concerntrated Acid?

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How Does The Flow Of Acid Rain Water Into A River Makes The Servival Of Aquatic Life In The River Difficult?

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Why Does 1M HCL Solution Have A Higher Concentration Of H+ Ions Than 1M CH3COOH Solution?

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A Few Drops Of Liquid X Were Added To Distilled Water

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During The Preparation Of Hydrogen Chloride Gas On A Humid Day, The Gas Is Usually Passed Through The Guard Tube Containing Calcium Chloride

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What Happens When Nitric Acid Is Added To Egg Shell?

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If A Few Drops Of A Concerntrated Acid Accidentally Spills Over The Hand Of A Student, What Should Be Done?

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5 Years Ago

When NaOH And HCL Are Mixed In Equal Molar Quantities, The Result Is

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A Sample Of Soil Is Mixed With Water And Allowed To Settle

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Sodium Hydrogen Carbonate When Added To Acetic Acid Evolves A Gas.

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5 Years Ago

Calcium Phosphate Is Present In Tooth Enamel. Its Nature Is

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Baking Soda Is Used In Small Amounts For Making Bread And Cake

What PH Do You Expect For The Following Salt Solutions And Why?

What Is Tooth Enamel Chemically? Or Tooth Enamel Is One Of The Hardest Substances In Our Body.

The PH Of A Salt Used To Make Tasty And Crispy Pakoras Is 14.

2 ML Of Sodium Hydroxide Solution Is Added To A Few Pieces Of Granulated Zinc Metal Taken In A Test Tube.

What Is Observed When Sulphur Dioxide Is Passed Through

Account For The Following: (i) Antacid Tablets Are Used By (ii) Toothpaste Is Used For (iii) Which Acid Is Stinging Hair

How The Following Substances Will Dissociate To Produce Ions In Their Solutions?

(i) Name One Natural Source Of Each Of The Following Acids. (ii) Which Ion Is Commonly Produced By All Acids?

Assertion : If The PH Inside The Mouth Decreases Below Reason : The Bacteria Present In Mouth Degrades The Sugar

Assertion : Phenolphthalalein Gives Pink Colour In Basic Solution Reason : Phenolphthalalein Is A Natural Indicator

Assertion : While Dissolving An Acid Or Base In Water Reason : Dissolving An Acid On A Base In Water

Assertion : Sodium Hydroxide Reacts Reason : Acids Reacts With Active Metals

Assertion : HCL Produces Hydronium Ions Reason : In Presence Of Water, Basic Gives H+ Ions.

Name Two Crystalline Substance Which Do Not Contain Water Of Crystallisation

A Solution Has PH Of 7. Explain How Would You

Write The Name And Chemical Formula Of The Products Formed By Heating Gypsum At 373 K.

An Aqueous Solution Turns Red Litmus Solution Blue.

Arrange The Following In An Increasing Order Of Their PH Values: NaOH Solution, Blood, Lemon Juice.

How Does A Strong Acid Differ From A Concerntrated Acid?

How Does The Flow Of Acid Rain Water Into A River Makes The Servival Of Aquatic Life In The River Difficult?

Why Does 1M HCL Solution Have A Higher Concentration Of H+ Ions Than 1M CH3COOH Solution?

A Few Drops Of Liquid X Were Added To Distilled Water

During The Preparation Of Hydrogen Chloride Gas On A Humid Day, The Gas Is Usually Passed Through The Guard Tube Containing Calcium Chloride

What Happens When Nitric Acid Is Added To Egg Shell?

If A Few Drops Of A Concerntrated Acid Accidentally Spills Over The Hand Of A Student, What Should Be Done?

When NaOH And HCL Are Mixed In Equal Molar Quantities, The Result Is

A Sample Of Soil Is Mixed With Water And Allowed To Settle

Sodium Hydrogen Carbonate When Added To Acetic Acid Evolves A Gas.

Calcium Phosphate Is Present In Tooth Enamel. Its Nature Is

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