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Naddika [18.5K]
3 years ago
10

Match each type of reaction to its amount of potential energy. (PLEASE HELP )

Chemistry
1 answer:
sergejj [24]3 years ago
8 0
Endo is more in reactants and exo is more in products because in exothermic reactions heat is released
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Match each definition to the vocabulary word
SVEN [57.7K]

Answer:

Answer is given below:

Explanation:

The way it is made (3) Structure.

The basic unit of life (7) Cell.

Perform the different functions of cell (7) Organelles.

No nucleus and unicellular (1) Prokaryote.

Composed of many cells (6) Tissue.

Concluded that all animals are made of cells (10) Theodore schwann .

Contains the genetic information (2) Nucleus.

Concluded that all plants are made up of cells (9) Matthias Schleilden.

Concluded that all cell came from pre existing cells (10) Rudolf Virchow.

Has a nucleus and some are unicellular, but mostly

multicellular (4) Eukaryote

5 0
3 years ago
Question number 4..​
Murrr4er [49]

Answer:

I think it's 7089 because that's my answer to your questions

4 0
3 years ago
A 7.06% aqueous solution of sodium bicarbonate has a density of 1.19g/mL at 25°C what is the molarity and molality of the soluti
lilavasa [31]

<em>c</em> = 1.14 mol/L; <em>b</em> = 1.03 mol/kg

<em>Molar concentration </em>

Assume you have 1 L solution.

Mass of solution = 1000 mL solution × (1.19 g solution/1 mL solution)

= 1190 g solution

Mass of NaHCO3 = 1190 g solution × (7.06 g NaHCO3/100 g solution)

= 84.01 g NaHCO3

Moles NaHCO3 = 84.01 g NaHCO3 × (1 mol NaHCO3/74.01 g NaHCO3)

= 1.14 mol NaHCO3

<em>c</em> = 1.14 mol/1 L = 1.14 mol/L

<em>Molal concentration</em>

Mass of water = 1190 g – 84.01 g = 1106 g = 1.106 kg

<em>b</em> = 1.14 mol/1.106 kg = 1.03 mol/kg

5 0
3 years ago
Read 2 more answers
In the compound CO2, how many lone pairs are on the central atom?
Cloud [144]
There are 4 lone pairs of electrons present in the carbon dioxide molecule 
4 0
3 years ago
The average density of earth is 5.52 g/cm^3. What is its density in a.) kg/cm^3, and b.) lb/ft^3?
Fudgin [204]
A)

1 g/cm³ --------------- 0.001 kg/cm³
5.52 g/cm³------------ ?
 
5.52 x 0.001 / 1

=  0.00552 kg/cm³

b) 1 g/cm³ ----------- 62.428 lb/ft³
    5.52 g/cm³ ------- ?

5.52 x 62.428 / 1

= 344.60 lb/ft³

hope this helps!

7 0
4 years ago
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