Friday

March 6, 2015

March 6, 2015

Total # Posts: 14

**Chem Help Please!!!**

Using quantum mechanics as a basis, explain in detail why there are exactly 14 elements shown in the Lanthanide series of the periodic table. Thank you!
*August 26, 2014*

**Chemistry Help Please!!!**

What initially forms as pale blue and pale green precipitates when NH3(aq) is added to [Cu(H2O)6]^2+ and [Ni(H2O)6]^2+ solutions, respectively?
*March 27, 2014*

**Calculus Help**

Use f(x)= 1/(square root(x)+1) to answer the following; -- Use the difference quotient f'(x)=lim z->x (f(x)-f(z))/ (x-z) to find f'(x)! Please show steps!!! Thank you!!!
*February 28, 2014*

**Chem Check Please!!!**

Boric acid, H3 BO3, is a triprotic acid that dissociates in three reactions. The first dissociation step is: H3BO3 ⇌ H+ + H2BO3, Ka1 = 7.3 x 1010; the second dissociation step is: H2BO3 ⇌ H+ + HBO32, Ka2 = 1.8 x 1013; and the third dissociation step is: HBO3 ⇌...
*February 21, 2014*

**Calculus Help**

[-273.15,infinity) is the domain!!!
*February 19, 2014*

**Calculus Help**

what is the domain? thank you!
*February 19, 2014*

**Calculus Help **

The formula C =5/9(F − 32), where F ≥ −459.67, expresses the Celsius temperature C as a function of the Fahrenheit temperature F. Find a formula for the inverse function. What is the domain of the inverse function? (Enter your answer using interval notation.)
*February 19, 2014*

**Chemistry Help Please!!!**

1) Boric acid, H3 BO3, is a triprotic acid that dissociates in three reactions. The first dissociation step is: H3BO3 ⇌ H^+ + H2BO3^-, K(a1) = 7.3 x 10^-10; the second dissociation step is: H2BO3^- ⇌ H^+ + HBO3^-2, K(a2) = 1.8 x 10^-13; and the third dissociation ...
*February 17, 2014*

**Calculus-Help Please**

Find a function f(x), perhaps a piecewise function that is defined but not continuous on (-infinity, infinity) for which the function lf(x)l is both defined and continuous on (-infinity, infinity). f(x)= lf(x)l =
*February 12, 2014*

**PRE-CALC help please**

A pedal socket has a radius of 4 in and the wheel socket has a radius of 2 in. The wheel has a radius of 13 in. The cyclist pedals at 30rpm Find the angular speed of the socket. Find the speed of the bicycle- (assuming the weel turns the same as the wheel socket)
*November 8, 2013*

**PRE-CALC HELP**

Sorry I accidentally submitted my question here.
*November 8, 2013*

**PRE-CALC help please**

A pedal socket has a radius of 4 in and the wheel socket has a radius of 2 in. The wheel has a radius of 13 in. The cyclist pedals at 30rpm Find the angular speed of the socket. Find the speed of the bicycle- (assuming the weel turns the same as the wheel socket)
*November 8, 2013*

**English Help Please**

What literary devices do you see in this monologue? For example is there figurative language or symbolism? How do these literary devices contribute to a deeper meaning of this monologue? what specifically do they tell you about the character speaking or about the subject ...
*November 18, 2012*

**orientalism of muslim and arab american**

SMH @ UoP maybe they need to change the syllabus or something same question....maybe just want you to guess to show that you are trying
*August 6, 2006*

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