**What is a reaction quotient Answers.com**

In this unit we will learn to calculate the value of the reaction quotient . and determine what it mean for a reaction at equilibrium. Our goal is to determine the direction of the reaction . by using the concentrations we are given initially . and how the value of the reaction quotient 'q' compares to 'k'. 0:20. In the previous examples we have worked . we have seen the reaction can only... Slide 16 K (Q) is related to ' G If ' G < 0, reaction is spontaneous as written (to right). If ' G > 0, reaction is spontaneous in the reverse

**Reaction Quotient KAIST**

6/07/2008 · Calculate the reaction quotient Qsp for the salt MX2 in a solution prepared by mixing 25.0 mL of a 6.00E-8M solution of the cation and 25.0 mL of a 2.10E-7M solution of the anion. Enter your answer in scientific notation with two decimal places.... The respiratory quotient (or RQ or respiratory coefficient), is a dimensionless number used in calculations of basal metabolic rate (BMR) when estimated from carbon dioxide production.

**Practice Problems Reaction quotient**

Introduction. The reaction quotient, Q, is the same as the equilibrium constant expression, but for partial pressures or concentrations of the reactants and products before the system reaches equilibrium. how to find a perpendicular vector 3d 25/07/2010 · At 1200 K, the approximate temperature of automobile exhaust gases, Kp is about 1. 10-13 for the following reaction. 2 CO2(g) 2 CO(g) + O2(g) Assuming that the exhaust gas (total pressure 1 atm) contains 0.3 percent CO, 19 percent CO2, and 2 percent O2 by volume, is the system at equilibrium with respect to the... show more At 1200 K

**concentration Calculation of an equilibrium reaction**

The reaction quotient for a reaction is the ratio of products to reactants, similar to the equilibrium constant. The difference is you calculate the ratio with initial conditions. how to find a slope of a tangent line The reaction quotient, Q, is a measure of the relative amounts of reactants and products during a chemical reaction at a given point in time. By comparing the value of Q to the equilibrium constant, K eq , for the reaction, we can determine whether the forward reaction or reverse reaction will be favored.

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### how do you calculate reaction quotient? Yahoo Answers

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- Calculate the reaction quotient Q for mixing 100ml of 0

## How To Find Reaction Quotient

Temperature and reaction quotient. Ask Question 1. Consider an exothermic reaction. If we double the temperature at which the reaction is run, will the reaction quotient increase? I know that an increase in Q relative to K causes the reaction to favor the reactants as the system tries to return to equilibrium. If a reaction is exothermic, and we take heat to be a product, wouldn't an excess of

- Relationship between the reaction quotient and the equilibrium constant The equilibrium concentration of each component depends on the initial conditions, the direction in which the reaction proceeds to attain equilibrium, and the magnitude of the value.
- quotient, and we find that q is equal to k. Then we know we are at equilibrium. Now, remember we are dynamic equilibrium. Reactants are still going to products . products are still going to reactants. But the rate of those two reactions are exactly the same. That is what we mean by that dynamic chemical equilibrium. 3:04. So lets look at an example . the reaction has an equilibrium constant of
- Determine the new cell potential resulting from the changed conditions. Calculate the value for the reaction quotient, Q. (Note: We calculate Q using molar …
- In chemistry, a reaction quotient: Qr is a function of the activities or concentrations of the chemical species involved in a chemical reaction. In the special case that the reaction is at equilibrium the reaction quotient is constant and equal to the equilibrium constant which appears in the expression of the law of mass action.