Answer:
The ice cube would sink, as the density of ice is greater than that of water. Hope this helps! =) pls give me brainilest! =)
Answer: C-N(Longest) > C=N > CN(C triple bond N, shortest)
Explanation: Bond length is the distance between nuclei of bonded atoms.
Bond energy is the which needs to break the bond.
And bond length is always inversily proportional to bond energy.
Larger the bond energy ,shorter the bond length
Complete Question
The complete question is shown on the first uploaded image
Answer:
The pressure is 
Explanation:
From the question we are told that
The mass of the carbon monoxide is 
The temperature at which takes place 
The volume of the sealed vessel is 
Generally the ideal gas law is mathematically represented as

Where R is the gas constant with value 
n is the number of moles of carbon monoxide which is mathematically evaluated as

where
is the molar mass of carbon monoxide which is a constant with value

So 

Now Making P the subject we have


Answer: B!
Explanation: In the direction opposite of the direction of the applied force.There is no force in the other side being applied.