Which one of the following is not-spontaneous

Which one of the following is not-spontaneous

Which one of the following is not-spontaneous

Therefore, heat flow from a cold body into a hot one is not a spontaneous process. It requires external work according to Clausius.

What is non-spontaneous reaction?

A nonspontaneous reactio is one that doesn’t favor the formation products under the specified conditions. Nonspontaneous reactions must be either endothermic or accompanied by a decrease of entropy. Our atmosphere is primarily composed of a mixture nitrogen and oxygen gases.

Is dissolving sugar in coffee spontaneous?

The dissolution of sugar in hot coffee is a spontaneous process.

Is sugar dissolving in hot coffee a chemical change?

The dissolution of sugar in water is one example of a physical alteration. Here’s the reason: Chemical changes produce new chemical products. To make sugar in water a chemical modification, something must happen. However, mixing sugar and water simply produces…

Is tarnishing a chemical reaction?

Tarnish results from a chemical reaction between a metallic and non-metal compound, such as oxygen or sulfur dioxide. It is often a metal oxide. This is the result of oxidation. Sometimes, the metal oxide reacts with water to form the hydroxide. Carbon dioxide is used to make carbonate. It is a chemical reaction.

Is a photosynthesis a chemical reaction?

Photosynthesis is often considered the most important chemical reaction for life on earth. Let’s explore how it works and why we are so dependent on it. Photosynthesis is a complex process that involves many chemical reactions. Each reaction converts one substance into another.

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Is Limestone a chemical reaction?

Heating limestone causes a chemical reaction. The limestone becomes lime and carbon dioxide. Each formula is represented by a symbol that indicates the physical state of the substance.

What happens when limestone reacts with dilute HCl?

A piece of limestone reacts to dilute HCl to produce a gas X. A white precipitate Y forms when gas X passes through lime water. The white precipitate is formed when excess gas X is passed through lime water. It then dissolves and forms a soluble compound Z. (i) limestone reacts with dilute HCl.

Which gas is formed when cac2 is allowed to react with dilute HCl?

Calcium carbonide reacts with hydrogen chloride, to make calcium chloride. Hydrogen chloride – diluted solution.

When limestone was treated with dilute HCl which gas was produced?

carbon dioxide gas

Which gas is produced by the chemical reaction of dilute hydrochloric acid and marble pieces?

What happens when marble chips are added to hydrochloric acid?

Hydrochloric acid reacts with marble, which is made up of calcium carbonate, to form calcium chloride, water, and carbon dioxide.