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nekit [7.7K]
3 years ago
15

What is impossible to do with a hypothesis?

Chemistry
2 answers:
valentina_108 [34]3 years ago
6 0
The answer is All of them
stepan [7]3 years ago
3 0
All of them are wrong
You might be interested in
When two atoms share six electrons with one another, what type of bond do they form?
Softa [21]

Answer: The answer is D

Explanation:Covalent bonds are formed when atoms share one or more electrons. Ionic bonds are formed when one atom transfers electrons to another atom. how are bond energy and bond strength related? Please give me Brainliest

5 0
3 years ago
How many grams are in 3.67 moles of lithium cyanide
OLga [1]

Answer: 120.9 grams

Explanation:

Given the question : How many grams are in 3.67 moles of Lithium cyanide?

Chemical formula of lithium cyanide = LiCN

Molar mass of LiCN: Li = 6.941 ; C = 12, N = 14

LiCN = (6.941 + 12 + 14). = 32.941 g/mol

(Gram of substance / mole of substance) = (molar mass of substance / one mole)

(Gram of substance / 3.67) = (32.941 / 1)

= gram * 1 = 3.67 * 32.941

Gram of substance = 120.89347

= 120.9 grams

5 0
4 years ago
the atomic mass of chlorine is 35.45 u. Is it possible for any single atom of chlorine to have a mass number of exactly 35.45? E
KonstantinChe [14]
No, this number is the result of the natural mixture of Cl-35 and Cl-37, which produces the observed <span>value.

</span><span>The mass of Cl on the periodic table is 35.45 atomic mass units. This is an average mass of the isotopes (different Cl atoms in nature). Most Cl atoms in nature have a relative mass of about 35 atomic mass units. Most of the remaining Cl isotopes have a relative mass of 37 atomic mass units. </span>
8 0
3 years ago
Horizontal lines that represent different climate zones are called
Neporo4naja [7]

Answer:

Horizontal lines that represent different climate zones are called latitude.

Explanation:

Latitude is the distance that exists between a point on the Earth's surface to the equator, counted by the degrees of its meridian. That is, it is the distance, measured in degrees, that exists between any parallel and the line of the Equator. The latitude of a point is measured to the North or South of the zero parallel and its value can vary between 0 ° from the equator to 90 ° N from the North pole or 90 ° from the South pole.

Climate is related to latitude because it sets the amount of solar energy that a given region or place receives. Places located at high latitudes (far from the Ecuador) receive less sunlight than places located at low latitudes (near the Equator). Thus, cities distant from the equator and close to the poles have a cold climate, while at low altitudes there are high temperatures and a hot or tropical climate.

3 0
4 years ago
How many ml of a 14. 0 m nh3 stock solution are needed to prepare 200 ml of a 4. 20 m dilute nh3 solution?.
Lilit [14]

Answer:

60 mL

Explanation:

200 mL =  0.2 L

We know that:

Molarity  =  Moles / Liters

So:

4.20 M = moles / 0.2 L

moles = 4.20 x 0.2 = 0.84

Then:

14.0 M = 0.84 moles / Liters

Liters = 0.84 moles / 14.0 M = 0.06 L

Since they want the answer in mL, convert 0.06 to get 60 mL

5 0
2 years ago
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