envo chem top 1.1, 1.2,1.3. 2.1 Flashcards

1
Q

What is ph

A

pH measures the acidity or basicity of a solution. It stands for “power of hydrogen” and is a scale that ranges from 0 to 14, with 7 being neutral

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2
Q

What is the 10 fold rule

A

for each unit increase in pH, there is a 10 fold increase in the hydrogen ion concentration

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3
Q

Neutrlization reaction

A

A neutralization reaction is a type of chemical reaction between an acid and a base

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4
Q

what are the reactants and products

A

The substances that go into a chemical reaction are called the reactants, and the substances produced at the end of the reaction are known as the products.

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5
Q

What ways do we measure acidity

A

litmus paper, pH paper, cabbage juice, phenol red

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6
Q

What is nitrogen fixation

A

a chemical process that converts atmospheric nitrogen into ammonia, which is absorbed by organisms

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7
Q

How does nitrogen fixation occur

A

fossil fuels, industrial processes

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8
Q

Organic elements

A

organic compounds are compounds that include carbon atoms(ex.Carbohydrates
Lipids,Proteins and amino acids,Nucleic acids).

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9
Q

inorganic elements

A

do not contain carbon atoms

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10
Q

Fertiliser 3 chemicals and ratio

A

10 percent nitrogen, 15 percent phosphorus, and 10 percent potassium.

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11
Q
A
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