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poizon [28]
3 years ago
10

Chapter 3 reactivity of metals mcq question and question and answer and important notes? ​

Chemistry
1 answer:
katrin2010 [14]3 years ago
5 0

Answer:

resend again that question dear

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ANSWER FAST PLZ 25 POINTS!!!!!!!!!!!!!!!
Ksju [112]

Answer:

A

Explanation:

i did it before and got it right

6 0
3 years ago
What does the Kinetic Theory of Matter state that matter is composed of?
Ahat [919]
 <span>Theory of Matter state that matter is composed of?
</span><span>

Answer : Large number of small particles—individual atoms or molecules.</span>
4 0
4 years ago
What is the pressure of a fixed volume of hydrogen gas at 38.8°C if it has a pressure of 1.36 atm at 15.0°C?
Rainbow [258]
Hello There! ^_^

Your question: What is the pressure of a fixed volume of hydrogen gas at 38.8°C if it has a pressure of 1.36 atm at 15.0°C..?

Your answer: P1/ T1= P2/ T2
                    
                     Change C to Kelvin
   
                     273+ C= K
               
                     38.3+ 273= 311K
                      
                      15.0+ 273= 288K
                       
                       2.38/ 288= P2/ 311.3
                          
                        740.894= 288 (P2)
                        
                         P2= 2.57 atm.


 Thus, you got you answer!

  Hope this helps!





  

       



    

 

  






4 0
3 years ago
Which is the smallest?<br> A) 1.3 x 1020<br> B) 2.9 x 1021<br> C) 9.5 x 1032<br> d) 8.4 x 1019
alexgriva [62]
Answer: A, 1.3*1020, 1326

A. 1326

B. 2960.9

C. 9804

D. 8559.6
7 0
3 years ago
Read 2 more answers
Liquid n-pentane and liquid n-octane are mixed to form a stream flowing at a rate of 1,496.5 lbm/hr. An in-line density measurem
Ivenika [448]

Answer:

202.20 cm^3/s

Explanation:

Hello,

I'm sending a photo showing the solution for this exercise.

The solution of the 2x2 system could be achieved by using a calculator or any  available algebraic method.

Best regards.

4 0
3 years ago
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