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Arte-miy333 [17]
2 years ago
5

Which of the following situations demonstrates a chemical change?

Biology
1 answer:
ra1l [238]2 years ago
6 0

Answer:there is literally nothing to be answered there I can’t even see the objects that can be chemically changed

Explanation:

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Explain why you know that diuron caused the coral to bleach.​​​​​​​
CaHeK987 [17]
When corals are stressed by changes in conditions such as temperature, light, or nutrients, they expel the symbiotic algae living in their tissues, causing them to turn completely white. Warmer water temperatures can result in coral bleaching. ... This is called coral bleaching. When a coral bleaches, it is not dead. So basically diuron is stressing the plants.
4 0
3 years ago
Replication is called semiconservative because half of the strand is
photoshop1234 [79]

Answer: Replication is called semiconservative because each of the original strand is is used as a template for the synthesis of a new strand

Explanation: DNA is a double-stranded helix containing two antiparallel strands that are complementary to each other.

Replication is the process of making identical copies of a DNA molecule. Before replication begins, the double-stranded DNA is first unwound by helicase so that each strand will serve as a template for new strand synthesis.

DNA replication is semiconservative because each DNA strand serves as a template for the synthesis of a new strand, producing two new DNA molecules each one with one new strand and one strand.

Saved and used in the new strand

8 0
3 years ago
Why does a candle blow out
Brrunno [24]

Answer:

Its energy fuel has ran out.

Explanation:

7 0
3 years ago
A client in the intensive care unit who has a brain tumor has experienced a sharp decline. The care team suspects that water and
Zarrin [17]

Answer:

The correct answer is vasogenic edema.

Explanation:

A kind of cerebral edema in which the blood-brain barrier is disrupted is termed as vasogenic cerebral edema. It refers to extracellular edema that primarily influences the white matter through leakage of fluid from the capillaries.  

It is primarily witnessed surrounding the brain tumors, that is, both primary and secondary and the cerebral abscesses, however, some of the vasogenic edema may be witnessed around the developing cerebral hemorrhage and cerebral contusion.  

8 0
3 years ago
Select three changes that are examples of physical change.
Marysya12 [62]

Answer:

ice melting

juice freezing

paper folding

Explanation:

The difference between a physical reaction and a chemical reaction is composition. In a chemical reaction, there is a change in the composition of the substances in question; in a physical change there is a difference in the appearance, smell, or simple display of a sample of matter without a change in composition.

3 0
3 years ago
Read 2 more answers
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