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related to: K

1. Whats Vitamin K responsible for?

Vitamin K aids in blood clotting: when the body is injured, vitamin... before surgery to prevent excessive bleeding. Vitamin K also helps the body absorb calcium and it has been suggested...

4 Answers · Science & Mathematics · 06/09/2010

2. Help finding k ?

Help finding k ? For the first-order decomposition of N2O5 at a high temperature...keep getting it wrong and Idk how. ln(.32/.88)=-k175 ln(.32/.88)/175=- k \ k =5.78 x 10^-3 but the answer is 3.31 X 10^-3...

2 Answers · Science & Mathematics · 09/07/2014

3. What is the rate constant k for this reaction ?

Rate = k * [NO]^m * [H2]^n 0.00123 = k * 0.1^m * 0.1^n -------------------(1) 0.00246 = k * 0.1^m * 0.2^n -------------------(2) 0.00492 = k * 0.2^m * 0.1^n -------------------(3) Divide (1) by (2) 0.00123/0.00246 = k ...

3 Answers · Science & Mathematics · 06/02/2007

4. Rates of Reaction, calculating k ?

if you start with... -d[A] / dt = k x [A]² x [B] x [C] we need to get...] + 1/9 [A]² and then... -d[A] / dt = k x [A]² x [B] x [C] becomes...

1 Answers · Science & Mathematics · 27/10/2010

5. What does K , the rate constant mean in chemistry?

the " k " is the constant we insert to solve the proportionality... read on ***** the...constant to make the equation an equality. In this case, the constant is k and.. rate α [A] becomes... rate = k x [a] now because we have...

1 Answers · Science & Mathematics · 20/09/2012

6. calculate k ?

If you define K for the first reaction as K1 and for the second as K2..., thus it will be the same as dividing by K2. So K for your final reaction will be: (0.0334)^2 / 2.35 = 4.75 * 10^-4

2 Answers · Science & Mathematics · 12/05/2007

7. When looking at the relationship between K and Q...?

K is the equilibrium constant for a reaction and Q is the reaction quotient.... Suppose you have a reaction A<-->B K = [B]/[A] when the reaction is at equilibrium. If K ...

1 Answers · Science & Mathematics · 01/05/2016

8. At a particular temperature, K = 3.88 for the reaction below. SO2(g) + NO2(g) equilibrium reaction arrow SO3(g?

Your equation for K is: K = { [SO3] [NO] } / { [SO2] [NO2...as the reaction proceeds toward equilibrium. Plug into the equation for K all your starting values and let x represent the concentration change...

3 Answers · Science & Mathematics · 18/02/2013

9. Estimate the wavelength of the K α X-ray in scandium?

K α radiation comes from the emission of a photon that occurs when an excited atom with a "hole...square of a quantity one less than the atomic number of the element in question (atomic number minus 1)." K -alpha for scandium (Z = 21) is thus estimated as (10.2 eV)(20)² = 4080 eV...

3 Answers · Science & Mathematics · 22/04/2010

10. Create a balanced equation for the following single replacement reaction :?

K (s) + AgNO3(aq) => KNO3(aq) + Ag(s)

1 Answers · Science & Mathematics · 21/04/2015

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