________ is used in the neck of the flask as it allows the gas to escape.
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photochemical reactions
The rate of some ________, which occur in presence of light, increases with increase in the intensity of suitable light used.
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data logger
The ________ does not make the mass balance any more accurate.
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orientation factor
The ________ also affect the interaction between reactants and catalysts.
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correct orientation
The reaction between the reactants occurs only when they collide in ________ in space.
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solid state
Usually solvents help in breaking the cohesive forces between ions or molecules in the ________.
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volume of a gas
The ________ is measured using a gas syringe, or an upside down burette or measuring cylinder.
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measuring the amount of light that passes through a reaction mixture (as a precipitate forms) over time
this can be done by inspection or using a light sensor and data logger
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catalyst
A catalyst is a substance that speeds up a chemical reaction, or lowers the temperature or pressure needed to start one, without itself being consumed during the reaction.
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concentration
In science, the amount of a substance, such as a salt, that is in a certain amount of tissue or liquid, such as blood.
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reacting particles
Reacting particles can form products when they collide with one another provided those collisions have enough kinetic energy and the correct orientation.
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particles
a minute portion of matter.
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product
an article or substance that is manufactured or refined for sale
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bonds
A covalent bond is a chemical bond that involves the sharing of electrons to form electron pairs between atoms.
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collide
hit by accident when moving.
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**stereochemistry**
the study of the threeādimensional structure of molecules
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Flashcard (30)