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Sphinxa [80]
2 years ago
6

The field of corn shown below was grown with 250 L/ha herbicide and no insecticide. Based what do you observe work what’s the re

sistance type of the corn?
A)None
B)Herbicide
C) Caterpillars
D) Caterpillars and herbicide

Chemistry
1 answer:
Len [333]2 years ago
8 0

Based on the fact that only herbicide was used to grow the corn, this means that the resistance type of the corn are caterpillars.

<h3>What are herbicide and insecticide?</h3>

Herbicide are chemicals used to control and kill weeds that could hinder crop production while insecticides are chemicals used to control insect pests.

According to this question, a field of corn was grown with 250 L/ha herbicide and no insecticide. This means that only herbs or weeds are being controlled on the field.

Therefore, it can be said that the corn plants are the type that are resistant to caterpillars, which are examples of insects.

Learn more about herbicide at: brainly.com/question/9166713

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Which type of rock is most likely to form because of high heat and pressure?
expeople1 [14]

Answer:

Metamorphic Rock

Explanation:

Metamorphic rocks are formed because of high heat and pressure . Metamorphic rocks form from heat and pressure changing the original or parent rock into a completely new rock. The parent rock can be either sedimentary, igneous, or even another metamorphic rock

6 0
2 years ago
Read 2 more answers
Energy is added in the form of heat to a pot of water on the stove. This causes the water to
Monica [59]
The energy would increase

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4 0
3 years ago
What volume of o2 is needed to react fully with 720. Ml of nh3
Galina-37 [17]

Ammonia undergoes combustion with oxygen to produce nitric oxide and water. The volume of the oxygen required to react with 720 ml of ammonia is 900 ml.

<h3>What is volume?</h3>

Volume is the area occupied by the substance and is the ratio of the mass to the density.

At STP, 1 mole of gas occupies 22.4 L of volume

Given,

Volume of ammonia reacted = 0.720 L

The combustion reaction is shown as,

\rm 4NH_{3} + 5O_{2} \rightarrow 4NO +6H_{2}O

From the stoichiometry of the reaction, it can be said that,

(4 \times  22.4) L of ammonia reacts with (5 \times  22.4) L of oxygen gas.

So, 0.720 L of  ammonia will react with:

\dfrac{ (5 \times  22.4)}{(4 \times  22.4)} \times 0.720 = 0.9 \;\rm L

Therefore, the volume of oxygen required is 900 mL.

Learn more about volume here:

brainly.com/question/14090111

#SPJ4

6 0
2 years ago
When a solution produces equal numbers of hydrogen and hydroxyl ions, it is said to be neutral. Select one: True False
ioda

Answer:

true

Explanation:

The hydroxyl group is a functional group formed by an oxygen atom and a hydrogen atom.

3 0
3 years ago
Help me plsssssssss Brainliest to correct answer
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It may be unreliable because it might mess something up from the speed.
8 0
3 years ago
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