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blondinia [14]
3 years ago
13

5. Which part makes up most of our blood vessels?

Chemistry
2 answers:
Murrr4er [49]3 years ago
8 0

Answer: a  capillaries

Explanation:

givi [52]3 years ago
3 0
A. The Capillaries............
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Amestec 140 g solutie 9% cu 260 g solutie 12%, cu 60 g apa si x g solutie 4%. Ce c procentuala are noua solutie %?
Levart [38]

Answer:

PLEASE SOMEONE SOLVE THE QUESTION OR I'M GONNA FAIL

Explanation:

Purpose and Theory: A tablet of vitamin C contains the active ingredient called ascorbic acid (HC,H,0.).

Ascorbic acid is an organic acid which is a white power and is soluble in water.

In the following microtitration lab you will be grinding up a vitamin C tablet

, and using a 0.10 g sample of the

vitamin C powder, which will be dissolved in 20-40 mL of water. This solution will be used to determine the

quantity of ascorbic acid in a commercial vitamin C tablet.

Groups

Lab 2

# of Drops 1 or Drops 2 of Drops 3

96

91

94

Hadia

Data & Analysis:

Complete the missing information in the following data table [24]

1

2

3

Trial

Volume of NaOH (drops)

0 05mL drop

(NaOH (O 0050mol/L)

Volume of NaOH (ML)

Average Volume of NaOH (ml)

T I

O 0050

00050

00050

The balanced chemical reaction between ascorbic acid and sodium hydroxide is:

HC,H,O + NaOH NaC,H,Oye H,O,

1. Stoichiometrically calculate the mass (in grams) of ascorbic acid in the powdered sample. 

3 0
3 years ago
What does the atomic number represent?
saw5 [17]
C. The number of protons in the atoms nucleus.
3 0
3 years ago
Read 2 more answers
Which gas would you expect to have the fastest diffusion rate?
Readme [11.4K]
A ammonia as it has the least molar mass
6 0
3 years ago
What is the electron configuration for magnesium (Mg)?
AveGali [126]

Magnesium has atomic no 12

Electronic configuration given by

  • 1s²2s²2p⁶3s²

Or

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6 0
1 year ago
A human red blood cell is about 0.000008 meters in diameter which of the following represents this number in scientific notation
lukranit [14]

<u>Given:</u>

Diameter of a red blood cell = 0.000008

<u>To determine:</u>

The scientific notation corresponding to the given number

<u>Explanation:</u>

Scientific notation is a concise way of representing a very large or small number. It is written in two parts:

Given Number = Digits * Power of 10

In this case we have:

0.000008 = 8.0 * 10⁻⁶

3 0
3 years ago
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