Ryan wants to grow corn as a secondary crop in his field. corn is an acidic soil crop. which test should ryan conduct to test whether the soil is
acidic?
a
nutrient tests
b.
ph tests
c
soil texture tests
d.
organic matter tests

agreculture

Litmus paper is made from water-soluble dyes which are extracted from lichens. this paper is used as an acid-base indicator. which of these common household substances would turn blue litmus paper red? a) bleach b) lye c) soap d) vinegar

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

When a scientific theory has been tested and proved by the scientific community, it becomes a law