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related to: K.C

1. ### For the reaction of A + B ↔ 2C, if K = 64.5 and A and B are both initially 0.200 M, what is the equilibrium concentration of product C ?

...x E      0.200 - x      0.200 - x                       2x           k = [ C ]/([A][B]) = 64.5           k = (2x)^2/[( 0.200 - x)( 0.200 - x)] = 64...

3 Answers · Science & Mathematics · 28/03/2021

2. ### empirical formula of a compound containing 56.5% K , 8.7% C , and 34.8% O?

... you have 100 g of the compound. That means you have 56.5 g K , 8.7 g C and 34.8 g O Convert each mass to moles: 56.5 g K ...

2 Answers · Science & Mathematics · 08/03/2021

3. ### The reaction PCl5(g) <--> PCl3(g)+Cl2(g) has a K =85.0 at 760° C .?

a) K = [PCl3][Cl2]/[PCl5] = 85 Let x = [PCl3...

1 Answers · Science & Mathematics · 10/04/2021

4. ### What is the value of for this aqueous reaction at 298 K ?  A+B↽−−⇀ C +D   Δ°=12.46 kJ/mol = ?

relationship between K and ∆G° : ∆G° = - RT ln( K ) solved for K ...gas constant = 8.314 J/mol･ K = 0.008314 kJ/mol･ K K = equilibrium constant in this case, K = e^{-12.46 kJ/mol / [(0...

1 Answers · Education & Reference · 23/02/2021

5. ### To what temperature must a balloon, initially at 25° C and 2.00 L, be heated in order to have a volume of 6.00 L? ?

Supposing constant pressure: (25 + 273) K x (6.00 L / 2.00 L) = 894 K So answer E).

1 Answers · Science & Mathematics · 18/10/2020

6. ### Is it illegal to shine a laser pointer at or in the direction of a deer in K . C . K . -Not in their eyes?

OF course that is not illegal.

1 Answers · Politics & Government · 15/11/2020

7. ### Convert the following temperatures from the scale given to the scale indicated in parentheses. Report your answers to the nearest tenth..?

K = ° C + 273.15

2 Answers · Education & Reference · 15/03/2021

8. ### Hey! What do ya think? Having a new surge of interest or, constantly looking for one is a good thing or, its not a good thing?

Stanley, haven't seen you in a while. Constantly looking for new ones can be a good thing!

2 Answers · Entertainment & Music · 23/08/2020

9. ### Names for a chocolate lab (male)?

Zeke   Doesn't start with C or K .  But it's got a long vowel and hard consonant. The dog will...

19 Answers · Pets · 11/06/2020

10. ### The fluorocarbon compound C2Cl3F3 has a normal boiling point of 47.6 ∘ C . The specific heats of C2Cl3F3(l) and C2Cl3F3(g) are 0.91 J/g⋅ K ....?

(0.91 J/g⋅ K ) x (40.0 g) x (47.6 - 14.00) K = 1223.04 J = 1.22304 kJ to warm.../mol)) = 5.86843 kJ to vaporize the liquid (0.67 J/g⋅ K ) x (40.0 g) x (99.80 - 47.6) K = 1398.96 J = 1.39896 kJ 1.22304...

2 Answers · Science & Mathematics · 25/01/2021