If You Wanted to Reduce the Percentage Sodium Saturation from 30

question 19

Multiple Choice

If you wanted to reduce the percentage sodium saturation from 30% to 5% in a sodic soil with a CEC of 20 cmol_c/kg,how many cmol_c's of CaSO₄ would need to react with 1 kg of this soil?

• A)30
• B)20
• C)10
• D)5
• E)2

Perform basic statistical analyses and data representation.

Understand the methods used to identify and classify minerals.

Recognize common minerals and their properties.

Understand the processes involved in the formation of minerals and rocks.

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Definitions:

Atomic Weapons

Weapons that derive their destructive force from nuclear reactions, either fission or a combination of fission and fusion.

Positron

A positron is a subatomic particle with the same mass as an electron but a positive electric charge.

Beta Particle

A high-energy, high-speed electron or positron emitted by certain types of radioactive nuclei during radioactive decay.

Isotope

Variants of a particular chemical element which differ in neutron number, and consequently in mass, but share the same chemical properties.