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Does the application to a substance always product a chemical change?
Wiki User
∙ 8y ago
No, this depends on the kind of 'application' (w.e.t.m.b)
Wiki User
∙ 8y ago
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What can the coefficients in a balanced chemical equation always express the ratio of?
Moles of one substance compared to moles of the second substance. Ex. moles of reactant A compared to moles pf product F
When a chemical property is observed the identity of the substance of what changes?
Always :)
What is the difference between a reactant and a product in a chemical reaction?
Substances initially present in a chemical reaction that are consumed during the reaction or a substance that participates in a chemical reaction, esp a substance that is present at the start of the reaction while the end product of some chemical reactions yield products.
What substance is always made in a chemical reaction?
Reactants
Does a chemical reaction always you a new substance is being made?
yes
What is an inorganic substance which would always be a product of dehydration synthesis?
H2o
A substance always has properties even though they are difficult to observe?
chemical properties
Is always obvious when a substance undergoes a chemical changes yes or no?
chemical changes form to completely different things so yes
Is formation of a gas is a chemical change?
The formation of gas is:- a chemical process if the gas is the product of a chemical reaction- a physical process if the gas is the product of a change of phase as sublimation and vaporization
What kind of substance always has properties that are hard to see?
For example very rare radioactive chemical elements.
Does a chemical change always produce heat?
adding heat to a substance might produce a new gas, resulting in a chemical change for example when baking powder is heated it produces carbon dioxide gas which is needed to make a cake fluffy and light.
How do you identify which is the reactant and which is the product?
In a chemical reaction equation the reactants are the ones in the left side of theequal or arrow sign, and the products are the ones on the right side.i.e., Reactants → Products
