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LenaWriter [7]
3 years ago
6

How many molecules of water are there in 10 lbs of water?

Chemistry
1 answer:
Scilla [17]3 years ago
3 0

55.556

Explanation:

or something like that

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onvert the value of Kc to a value of Kp for the following reaction: N2(g)+3H2(g)⇌2NH3(g) Kc = 0.50 at 400 °C.
ale4655 [162]

Answer:

K_p= 0.00016

Explanation:

The relation between Kp and Kc is given below:

K_p= K_c\times (RT)^{\Delta n}

Where,  

Kp is the pressure equilibrium constant

Kc is the molar equilibrium constant

R is gas constant

T is the temperature in Kelvins

Δn = (No. of moles of gaseous products)-(No. of moles of gaseous reactants)

For the first equilibrium reaction:

N_2_{(g)}+3H_2_{(g)}\rightleftharpoons2NH_3_{(g)}

Given: Kc = 0.50

Temperature = 400^oC=[400+273]K=673K

R = 0.082057 L atm.mol⁻¹K⁻¹

Δn = (2)-(3+1) = -2

Thus, Kp is:

K_p= 0.50\times (0.082057\times 673)^{-2}

K_p= 0.00016

6 0
3 years ago
2. calcium reacts with oxygen to produce calcium oxide what is the :reactant' :products' and chemical equation" of this problem
earnstyle [38]

Answer:

Calcium reacts with Oxygen to form Calcium Oxide

Explanation:

Reactant: Calcium reacts with Oxygen to form Calcium Oxide

Products: Calcium + Oxygen

Chemical equation: Ca + 02> CaO

3 0
2 years ago
What type of bond would you expect in a compound of oxygen & sodium?
Aleks04 [339]
4Na+O2--›2Na2O
Ionic bond
5 0
3 years ago
Which of the following factors is the most in-<br> fluential in the formation of soil?
Shtirlitz [24]
B. climate
this is because it influences the speed of chemical reactions in the soil







4 0
3 years ago
Explain why Nitrogen -17 is unstable
Yuri [45]
Has only 7 electrons so it want to bond with other elements so its very reactive and unstable. Hope this helps
4 0
2 years ago
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