The model of the atom has dramatically changed over many many years.We learned atoms make up different substances and are the smallest particles of matter, which have subatomic particles that are very small portions of matter. At first scientist only thought there were electrons which are negatively charged.

8 0

3 years ago

What structures are found in all living cells

Rama09 [41]

Answer:

Although cells are diverse, all cells have certain parts in common. The parts include a plasma membrane, cytoplasm, ribosomes, and DNA. The plasma membrane (also called the cell membrane) is a thin coat of lipids that surrounds a cell.

Explanation:

8 0

3 years ago

How many grams of glucose are in 4.5x1023 molecules of glucose?:

Leokris [45]

Answer:

$.5865 \\ \\ \\ \\ \\ \5865$

$\\ \\ 5865 \inf \inft \cos( \\ \)$

7 0

3 years ago

How many grams of CuSO4 • 5H2O do you need to make 0.8 L of a 0.6 M solution

Bumek [7]

<h3><u>Unders</u><u>tanding</u><u> </u><u>the</u><u> </u><u>conc</u><u>ept</u><u>:</u><u>-</u></h3>

Here the concept of Molarity used .We will put the formula of Molarity then we find moles of copper sulphate .Then we can find the.Given weight of Copper sulphate.So let's do

<h3>Solution:-</h3>