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Paul [167]
3 years ago
10

Which is the most specific classification for the element uranium?

Chemistry
2 answers:
sattari [20]3 years ago
8 0

Explanation:

Uranium is an actinide metal.

Classification of Uranium:

  • Color = Silvery white.
  • Atomic weight = 238.0298gm.
  • State = Solid.
  • Melting point = 1135 degree celcius and 1408 kelvin.
  • Boiling point = 4130 degree celcius and 4403 kelvin.
  • Electron = 92.
  • Protons = 92.
  • Neutrons in most abundant isotopes = 146.

Uranium is the heaviest and naturally occuring metal, last in the periodic table. It is radioactive element, isotopes of uranium that is uranium235 and uranium239 are used used in making atom bombs and nuclear bombs and it follows the uncontrolled chain reaction.

Katena32 [7]3 years ago
3 0
<span>O-Non conductor Ge-Semi conductor Mn-Conductor O<Ge<Mn</span>
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Instructions:Select the correct answer.
lys-0071 [83]

Answer:-

Ca-Cl

Explanation:-

The more the difference in electronegativity more the polar bond.

In case of Ca-Cl the difference = 3.16 - 1= 2.16

It is more than all the other combinations given.

Hence Ca-Cl is the most polar covalent bond.

3 0
4 years ago
What would be the new volume if the temperature on 800 mL of gas is changed
dolphi86 [110]
I think you divide something
8 0
3 years ago
Chelsi has talked to her artist friends about how much money they earn each year from working in the arts. She gathers these val
Citrus2011 [14]

Answer:

The median would be 6700

Explanation:

Arrange data values from lowest to highest value

The median is the data value in the middle of the set

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Ordering a data set x1 ≤ x2 ≤ x3 ≤ ... ≤ xn from lowest to highest value, the median x˜ is the data point separating the upper half of the data values from the lower half.

If the size of the data set n is odd the median is the value at position p where

Formula for the median

p=n+12

x˜=xp

If n is even the median is the average of the values at positions p and p + 1 where

p=n2

x˜=xp+xp+12

If there are 2 data values in the middle the median is the mean of those 2 values.

7 0
3 years ago
A steel bottle contains argon gas at STP. What is the final pressure if the temperature is changed to 115°C?
Lorico [155]

Answer:

Final pressure is 1.42atm

Explanation:

Based on Gay-Lussac's law, pressure of a gas is directely proportional to its absolute temperature. The equation of this law is:

P₁T₂ = P₂T₁

<em>Where P is pressure and T is absolute temperature of 1, initial state and 2, final state of the gas.</em>

In the problem, initial conditions are Standard Temperature and Pressure, STP, that are 1 atm and 273.15K.

If the final temperature is 115°C = 388.15K (115°C + 273.15 = 388.15K), using Gay-Lussac's law:

P₁T₂ = P₂T₁

1atmₓ388.15K = P₂ₓ273.15K

1.42atm = P₂

<h3>Final pressure is 1.42atm</h3>

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4 0
3 years ago
Can someone please help me???
Gala2k [10]

Answer:

A)

Explanation:

Before every conclusion you must have evidence or proof about that subject. Hope this helped!

4 0
3 years ago
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