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gavmur [86]
3 years ago
5

Please solve this question

Chemistry
1 answer:
adell [148]3 years ago
5 0

Answer:

11.c) CO carbon two oxide which burns in limited supply of oxygen

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Help please to do this one i can understand
andre [41]
The answer is experimentss
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3 years ago
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Plz HELP ITS SCIENCE!
Alexxx [7]
Cell wall:
-acts like a skin
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We add 1.4 moles to 700 mL of water. What is the molarity
Nastasia [14]

Answer:

Molarity= 2M

Explanation:

n=1.4, V= 700ml= 0.7dm3

n= CV

1.4= C×0.7

C= 1.4/0.7= 2M

8 0
4 years ago
Complete the following calculations regarding acid/base titrations
madam [21]

Based on the information provided and the assumption that the mole ratio of the acid to the base is 1:1, the molarity of the acid would be 0.0425 M

<h3>Acid/base Titration</h3>

Using the equation:

CaVa = CbVb

This is based on the assumption that the stoichiometric mole ratio of the acid to the base is 1:1.

Ca = CbVb/Va

                   0.1 x 25.5/60 = 0.0425 M

More on acid/base titration can be found here: brainly.com/question/2728613

6 0
3 years ago
Explain all ways your atom and symbol for it would change if you removed 2 electrons from the atom
MissTica

Each atom/element has an electron configuration

The electron configuration shows the energy level of the electron

Each electron configuration has 4 quantum numbers, namely n, l, ml, and ms

  • n = the principal
  • l = the angular momentum / azimuthal
  • ml = the magnetic
  • ms = the electron-spin

We make an example of the element Mg which is in group 2 with the atomic number 12

Electron configuration of Mg: [Ne] 3s² or 1s² 2s² 2p⁶ 3s²

if Mg removes 2 electrons then Mg will form a positive ion (cation) Mg²⁺

This cation is included in the monatomic ion because it is formed from one element (in contrast to the polyatomic ion, which is formed from two or more elements such as SO₄²⁻, ClO₃⁻)

Electron configuration of Mg²⁺ : 1s² 2s² 2p⁶

So atoms can be positively or negatively charged depending on removing or attracting electrons

6 0
4 years ago
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