Which statement is true regarding chemical bonds? Science Assignment Help

Which statement is true regarding chemical bonds? Science Assignment Help. Which statement is true regarding chemical bonds? Science Assignment Help.

Which statement is true regarding chemical bonds?

They change in energy depending on the surroundings.

They are not a source of energy in chemical reactions.

They possess kinetic energy.

They possess potential energy.

Which statement is true regarding chemical bonds? Science Assignment Help[supanova_question]

Help Me WITH ALGEBRA Mathematics Assignment Help

Question 3.3. Factor. 4z2 + 20z + 25

(Points : 1)

       
       
       
       


Question 4.4. What is the x-intercept of the equation whose line is y = 3x – 12?  
(Points : 1)

       
       
       
       


Question 5.5. What is the x-intercept of the equation whose line is 5x + 20y = 40?  
(Points : 1)

       
       
       
       

[supanova_question]

Help with this question please Mathematics Assignment Help

You perform a binomial experiment consisting of 10 trials with a probability of success of 36% on each trial. What would a histogram of this probability look like?

 

A. Symmetric
B. Skewed. Higher values to the right 
C. Skewed; Higher values to the left
D. Not enough information

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I need help with algebra!! Mathematics Assignment Help

A normal distribution has a mean of 51 and a standard deviation of 3. What is the probability that a random selected x-value from the distribution is at most 48?
A. 0.025
B. 0.16
C. 0.84
D. 0.975

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Can someone help me work these out? Science Assignment Help

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  1. A
    sample of neon gas exerts a pressure of 120kPa when the temperature is
    400K. What pressure is produced when the temperature is raised to 600K?
  2. At
    what Kelvin temperature will a sample of gas occupy 12 liters if the
    same sample occupies 8 liters at 27°C?


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  1. At
    a constant pressure, a sample of gas occupies 420mL at
    210K.  What volume does the gas occupy at 250K?