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ANTONII [103]
3 years ago
6

SCIENCE QUESTIONS about chemical and physical changes (image linked with a question)

Chemistry
1 answer:
konstantin123 [22]3 years ago
8 0
Chemical is the answer why don’t you hook it up bro
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During which step of meiosis do the homologous chromosomes line up in the middle of the cell?
777dan777 [17]

Answer:

It is D

metaphase 1

Explanation:

in metaphase chromosome line up in the middle.

3 0
3 years ago
Helen recorded the following data about the half-life of a radioisotope. Radioactive Decay of Radioisotope A Grams of Radioactiv
MissTica

Answer:

Line graph

Explanation:

I did it on Study Island

7 0
3 years ago
What volume of 7.68 M NaOH (aq) will neutralize 1.15 L of 2.35 M H2SO4 (aq) ?
aleksklad [387]

Answer:

hmm lemme think bur it will take a while

8 0
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Electrons are embedded in a mass of positively<br> charged matter.
grandymaker [24]

Answer:

plum pudding model .

Explanation:

the electrons were 'like plums embedded in a pudding'. Also called the Raisin Bread Model.

5 0
3 years ago
What scientist designed an experiment that enabled the first successful detection of an individual subatomic particle?
damaskus [11]
Thomson<span> is the scientist who designed an experiment that enabled the first successful detection of an individual subatomic particle. </span>J.J. Thomson<span> (Sir </span>Joseph John Thomson<span>, 1856-1940), who demonstrated in 1897 that "cathode rays" consisted of negatively-charged particles, later named electrons.</span>
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