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The acid dissociation constant of #"H"_2"S"# and #"HS"^# are #10^7# and #10^13# respectively. The pH of 0.1 M aqueous solution of #"H"_2"S"# will be?

How do you find the antiderivative of #f(x)=8x^3+5x^29x+3#?

The specific heat of water is 4.184 J/g times celsius degree. How much heat is required to raise the temperature of 5.0g of water by 3.0 C degrees?

What it metal cation, including charge, from the compound #CuCl_2#?

How to do this question?

What is the pH of a solution that is 5.0×10−2 M in H2CO3?

Which of the given salt will have maximum pH?

What is your limiting reactant if 32 grams of CH4 reacts with 32 grams of oxygen gas?

The value of an early American coin increases in value at the rate of 6.5% annually. If the purchase price of the coin this year is $1,950, what is its value to the nearest dollar in 15 years?

How do you find the volume of the solid generated by revolving the region bounded by the graphs of the equations #y=sqrtx#, y=0, and x=4 about the yaxis?

What are the simple units that make up proteins?

Why are some molecules hydrophobic?

Compare and contrast isotopes and atoms ?

What is # 3^(3/2)# in radical form?

How do velocity and acceleration differ?

How do you define sound intensity?

The square of Mark's age 3 years ago is 6 times the age he will be in 9 years. What is his age now?

Chemistry A/As Level question? HELP!

How many stable isotopes does oxygen have?

What happens to the distance between energy levels at higher energy levels?

A 4.0 M solution of Mg(OH)2 is completely neutralized 160 mL of a 1.0 M solution of HCl.
How many milliliters of magnesium hydroxide were required?

How do you use the chain rule to differentiate #f(x)=sin(1/(x^2+1))#?

What would be the kinetic energy?

Chem Help????

A 12 inch (in diameter) pizza is cut into various sizes. What is the area of a piece that was cut with a central angle of 31 degrees?
The area of the piece of pizza is approximately ____ square inches.
(Round to two decimal places as needed.)

Why is the change in Gibbs energy negative?

Expalain the free radical substitution of alkane?

If 5,100 Joules of heat are released when a sample of water freezes,what is the mass of the water?

Can forces be combined?

How do you solve #(x3)^2=3(x3)#?

How many molecules are in 30 liters of methane #CH_4# at STP?

If a sample of LiF is found to contain 7.73 x 10^24 Li+ ions how many grams of LiF formula units are present?

How do you find the amplitude, period and phase shift for #y=cos3(thetapi)4#?

Why did Hitler want the area called the Sudetenland?

OH Concentration of 0.015 M HCl?

What is the best way to study for an Algebra test?

What is the derivative of this function # y=sin x(e^x)#?

Calculate the amount of heat required to convert 45.0 g of water at 43.0 ∘C to steam at 100.0 ∘C.?

On the EM Spectrum, which type of wave has the most energy?

Which chemical properties make a substance hydrophilic?

How do covalent bonds form?

What electromagnetic waves are used for communication?

How do you calculate the energy change of reaction for the following reaction?

A collection of 22 laptops includes 6 defective laptops. If a sample of 3 laptops is randomly chosen from the collection, what is the probability that at least one laptop in the sample will be defective?

When bonds form, energy does what?

How do you expand #(3x5y)^6# using Pascal’s Triangle?

Why is pOH important?

Calculate the mass of CO needed to react completely with 50.Og of Fe2 03?

What’s the final temperature in Kelvin of 1.5 gallons of water, with an initial temperature of 50 Fahrenheit, if you add 432 kJ to the water?

Oxalic acid is diprotic. What volume of 0.100M KOH is required to neutralize 25ml of 0.333M oxalic acid?

How do you find the slope of the line passing through the points (7,3) and (3,8)?

How do you multiply #(7z + 8x ) ( 7z  8x )#?

What is the cofficient of Cr^2+?

If you have 16.8 L of gas at 1.0 atm, what is the new pressure if the volume is reduced to 15.0 L?

How do alpha particles cause ionisation?

A bicycle possesses 1000 units of momentum. What would be the bicycle's momentum if its velocity is doubled?

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