Balance the equation = CaCO3 + HCl → CaCl2 + H2O + CO. Calcium carbonate is not very soluble in water. This is an acid-base reaction (neutralization): CaCO3 is a base, HCl is an acid.

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What is the balanced equation for CaCO3 HCl CaCl2 CO2 H2O?

CaCO3 + 2HCl -> CaCl2 + CO2 + H2O Therefore this is now a balanced equation.


What is the chemical equation for CaCO3 and HCl?

CaCO3 + HCl = CaCl2 + H2O + CO2 – Chemical Equation Balancer.

What are the products of CaCO3 and HCl?

1) The reaction between calcium carbonate and dilute hydrochloric acid. calcium chloride + carbon dioxide + water.

What are the products of CaCO3?

Calcium carbonate decomposes to form carbon dioxide and lime, an important material in making steel, glass, and paper.


Which one of the following solutions will not turn blue litmus to red litmus?

Answer: Distilled water is neutral by nature. We can verify it by litmus test. Water does not change the colour of either red or blue litmus.

Will baking soda solution turns red litmus blue?

Answer: Baking soda solution will turn red litmus blue.

Is solution turns red litmus blue its pH is likely to be?

2 Answers. D – The solution which turns red litmus to blue is basic in nature The pH value of base solution is greater than 7.


What will be the value of pH if blue litmus paper turns red in aqueous solution?

4.5–8.3

Which of the following is an example of natural indicator?

The indicators that are obtained from plants are known as natural indicators. Examples – Turmeric, china rosa, red cabbage and grape juice. Some flowers such as the hydrangeas can also determine whether a substance is acidic or basic.

What is called indicator?

An indicator is a substance that changes its color in acidic and basic medium. An indicator shows one color in an acidic medium and different colors in a basic medium so that they are called indicators. Indicators derived from natural sources are called natural indicators. eg:- Litmus, red cabbage.

What is olfactory indicator?

An Olfactory indicator is a substance whose smell varies depending on whether it is mixed with an acidic or basic solution. Simply put, olfactory indicators are substances which have a different odour in acid and base solutions. For eg: Vanilla extract has a characteristic pleasant smell, onion and clove oil, etc.

Which of the following is an example of olfactory indicator?

An Olfactory indicator is a substance whose smell varies depending on whether it is mixed with an acidic or basic solution. Olfactory indicators can be used in the laboratory to test whether a solution is a base or an acid, a process called olfactory titration. Oni~ above , clove oil and vanilla extract are examples.

What is olfactory indicator example?

Those substances whose smell changes in acidic or basic solutions are called olfactory indicators. For eg: Vanilla extract has a characteristic pleasant smell. An acidic solution does not destroy the smell of vanilla extract. A basic solution destroys the smell of vanilla extract.

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Is turmeric an olfactory indicator?

Olfactory Indicators: Substances which change their smell when mixed with acid or base are known as olfactory indicators. For example onion, vanilla, clove, etc. Turmeric is yellow in acid and neutral substances but turns bright red with bases. Hence, Turmeric is not an Olfactory Indicator but a Natural Indicator.