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Free_Kalibri [48]
3 years ago
10

How many moles of Kl are needed to make 4.07 L of a 1.138 M solution?

Chemistry
1 answer:
Nata [24]3 years ago
5 0

Answer:

A

Explanation:

cause

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The cell membrane is made up of phospholipids, embedded with proteins, and controls the transfer of materials into and out of the cell.
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A wave at sea travel with a velocity of 25 m/s. If it has a wavelength of 10 m, what is it’s frequency?
stealth61 [152]

Answer:

2.5 Hz

Explanation:

Formula for the given question is:

Velocity= frequency X Wavelength.

v= f  X λ.

25 = 10 X f

f= 2.5 Hz

4 0
3 years ago
6.0 L of gas in a piston at a pressure of 1.0 atm are compressed until the volume is 3.5 L. What is the new pressure inside the
Ne4ueva [31]

Answer:

<u>1.7 atm</u>

Explanation:

The formula you would want to use it P2=p1v1/v2

Plug in the numbers and solve

(1)(6)/3.5

Let me know if you need any other help!

7 0
3 years ago
How are elements similar to those in the same group on the periodic table ​
enot [183]

Answer:

All the members of a group of elements have the same number of valence electrons and similar chemical properties.

Explanation:

The vertical columns on the periodic table are called groups or families because of their similar chemical behavior.

5 0
3 years ago
Identify the following as either a chemical symbol or a chemical formula. CO Co W Be HI
Nat2105 [25]

Answer:

CO is the chemical formula for carbon monoxide.

Co is the chemical symbol for cobalt.

W is the chemical symbol for tungsten.

Be is the chemical symbol for beryllium.

HI is the chemical formula for hydrogen iodide.

Explanation:

Chemical symbols are either written as a single uppercase letter (ex. O) or an uppercase letter and a lowercase letter (ex. Na).

Chemicals can be anything else! For example CO or even somthing like LiIO.

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3 years ago
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