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Is ice melting in tea a chemical reaction?
No, the process of ice melting in tea is a physical change, not a chemical reaction. It involves a change in state from solid to liquid as a result of the ice absorbing heat from the tea. The chemical composition of the ice and the tea remains unchanged.
What is the need of ice cold water in chemical kinetics experiment?
Ice cold water is typically used in chemical kinetics experiments to slow down or stop a reaction. By lowering the temperature of the reaction mixture, the rate of reaction decreases, making it easier to study the progress of the reaction over time. This is particularly useful when studying fast reactions or when trying to isolate intermediate products in a reaction pathway.
What happens to temperatures in an endothermic reaction and examples?
In an endothermic reaction, temperatures decrease because heat is absorbed from the surroundings to drive the reaction. Examples include photosynthesis, the evaporation of water, and the melting of ice.
Is it an endothermic reaction if salt is added to ice?
Yes, adding salt to ice is an endothermic reaction because it absorbs heat from the surroundings in order to melt the ice. The process of dissolving salt in water requires energy, which is taken from the surroundings, resulting in a decrease in temperature.
Why is the melting of ice not a chemical reaction?
because if you then froze the melted water, it would still be ice. an example of a chemical change would be burning a match, because no matter what you do to the burnt out matchstick it will never be able to return to its original state.
Is ice melting. A chemical reaction?
No, it's a physical reaction because it is still water just in a different form.
How can instantaneous smoke be produced by a reaction?
dry ice and water enjoy
What reaction in water -64 degrees?
At -64 0C water is in a solid phase (called ice).
Why salty water turns into ice when burned straw is dipped in it?
chemical reaction
How can a reversible reaction be reversed?
Reversible reactions are those where the products are in equilibrium at a set of conditions. For one of the most simple examples to illustrate this, look at ice water. At equilibrium conditions, a class of ice water is half ice and half water. If you shift the conditions by heating the ice water, ice will melt to bring the temperature back to equilibrium conditions but the ratio of ice to water will have changed.
Is the reaction of calcium chloride to ice a endothermic or exothermic reaction?
when CaCl2 is added to ice it becomes ionized slowly the ions become surrounded by water molecules the secondary types of bonding is responsible to evolve the heat so it is an exothermic reaction.
Is ice melting chemical reaction?
ice melting is a physical reaction
Is ice hot?
Ice is cold, in the form of water put in a freezer. But some special reactions, such as Instant Ice, emit heat as the supercooling reaction releases energy.
Is ice melting in tea a chemical reaction?
No, the process of ice melting in tea is a physical change, not a chemical reaction. It involves a change in state from solid to liquid as a result of the ice absorbing heat from the tea. The chemical composition of the ice and the tea remains unchanged.
Why did ice water react slower than hot water to chalk and vinegar?
Generally the rate of reaction is improved at high temperature.
What is the need of ice cold water in chemical kinetics experiment?
Ice cold water is typically used in chemical kinetics experiments to slow down or stop a reaction. By lowering the temperature of the reaction mixture, the rate of reaction decreases, making it easier to study the progress of the reaction over time. This is particularly useful when studying fast reactions or when trying to isolate intermediate products in a reaction pathway.
Is water turning in to ice a chemical change?
when the temperature around the ice gets warmer, it melts it. When you put ice in water, the water is actually warmer than ice (hence the ice to cool it off) and the ice naturally melts because it is submerged in the lower temperature.
