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Physical Chemistry
Which compound has molecules that form the strongest hydrogen bonds
Physical Chemistry
a 26% aqueous solution of sulfuric acid has a density of 1.129 at 20 degrees celcius. calculate the molarity and molality
Physical Chemistry
On which side of an oxidation half reaction are the electrons?
2. On which side of a reduction half reaction are the electrons?
3. In a redox reaction, explain why the oxidizing agent undergoes reduction.
4. For each of the following reactions:
•Write a balanced net ionic equation for the reaction.
•Identify which reactant is oxidized and which one is reduced.
•Identify which reactant is the oxidizing agent and which one is the reducing agent.
•Write balanced half reactions for the oxidation and reduction.
a.
b.
c.
d.
2. On which side of a reduction half reaction are the electrons?
3. In a redox reaction, explain why the oxidizing agent undergoes reduction.
4. For each of the following reactions:
•Write a balanced net ionic equation for the reaction.
•Identify which reactant is oxidized and which one is reduced.
•Identify which reactant is the oxidizing agent and which one is the reducing agent.
•Write balanced half reactions for the oxidation and reduction.
a.
b.
c.
d.
Physical Chemistry
how to find radius in bohr atomic model???
Physical Chemistry
A particle of mass m has debroglie wavelength lambda plus minus delta lambda.Calculate delta momentum,delta velocity and delta position for this particle assuming debroglie experiment to be true.
Physical Chemistry
what happens when aqueous solution of sodium sulphate and barium chloride are mixed together.
Physical Chemistry
How do you calculate the kp of the reaction N2O4(g)<-->2NO2(g) if 0.01262M of NO2 are made at 723 mmHg and 298K?
Physical Chemistry
calculate the standard heat of reaction for the following reaction from the given heat of formaton
C6H6(g)------ 3C2H2(g) ,C2H2(g)=226.75kj/gmol,C6H6(g)=82.927kj/gmol
C6H6(g)------ 3C2H2(g) ,C2H2(g)=226.75kj/gmol,C6H6(g)=82.927kj/gmol
Physical Chemistry
25.0 cm3 of 1.0 M HCl and 50.0 cm31.0M of NaOH are mixed in a coffe cup calorimeter. the temperature of t solution increases from 21.0 c to 27.5 c.calculate the molar enthylpy change in kj/mol for the reaction. assume that the density of solution = 1.0g/cm-3 the capacity of water is 4.18j/g/c
Physical Chemistry
An electron in a H-atom in its ground state absorbs 1.5 times as much energy as the minimum required for it to escape from the atom. What is the wavelength of the emitted electron?
Please help me by giving it's answer.
Please help me by giving it's answer.
