What reaction will take place at the cathode and the anode when each of the following is electrolyzed? molten KF

The activation energy for some reaction

$$\mathrm{X}_{2}(g)+\mathrm{Y}_{2}(g) \longrightarrow 2 \mathrm{XY}(g)$$

is 167 kJ/mol, and $\Delta E$ for the reaction is 128 kJ/mol. What is the activation energy for the decomposition of XY?

Answer the following questions in complete sentences. Cuánto tiempo hace que estudias en este colegio?

Calculate the maximum wavelength of light capable of removing an electron for a hydrogen atom from the energy state characterized by n = 1, by n = 2.

Find the unit price (in dollars per ounce). A 1-pound, 4-ounce loaf of bread for $1.46

Use a technique of integration or a substitution to find an explicit solution of the given differential equation or injtial-value problem. $\frac{d y}{d x}=\frac{\sin \sqrt{x}}{\sqrt{y}}$

Solve the inequality. $|2x + 3| > 9$

Solve the given differential equation by separation of variables. $d y-(y-1)^{2} d x=0$

Find each quotient. $\frac{110}{-10}$

Antidifferentiate in problem. $\int-\sin x \, d x$

Proceed as in Example 5 and find an explicit solution of the given initial-value problem. $\frac{d y}{d x}=y e^{-x^{2}}, \quad y(4)=1$

Use computer software to obtain a direction field for the given differential equation. By hand, sketch an approximate solution curve passing through each of the given points. $\frac{d y}{d x}=\frac{1}{y}$ (a) y(0) = 1 (b) y( - 2) = -l

You work 40 hours per week at a candy store and earn $7.50 per hour. You also earn$7.00 per hour babysitting and can work as many hours as you want. You want to earn $370 a week. How many hours must you babysit?

What observation about molecules compels us to consider the hybridization of atomic orbitals?