nicki

This page lists questions and answers that were posted by visitors named nicki.

Questions

The following questions were asked by visitors named nicki.

what is the purpose of testing variables I am stuck, can you help me?

p^5 p^-4 z^2 divided by z^-5 zp^3 -21a^2 b^8 divided by -18a^-4 b^10 (2kr^3)^-3 divided by 4k^-2 r^6

How do you calculate the PH of a buffer solution prepared by mixing 75 mL of 1.0 M lactic acid and 25 mL of 1.0 M sodium lactate?

If you mixed equal volume of .1 M HCl and .20 M Tris (pka=8.3), IS THE RESULTING SOLUTION A BUFFER SOLUTION? Why? or Why not?

What is the net ionic equation for chlorine ion and silver nitrate reagent?

How do you calculate the free energy change for the acetyl phospahate hydrolysis in a solution of 2 mM acetate, 2 mM phosphate and 3 nM acetyl phosphate. The standard state free energy of hydolysis of acetyl phosphate is /\G = -42.3 kJ/mol.

What are three thermodynamic quantities that are not state functions and three that are?

What amino acids have no chiral atoms?

What is the name of the process when carbon dioxide moves blood to the alveoli?

if a bag contains 6 red and 4 blue marbles and one is taken out and not put back and another is taken out is the problility that both are red

i dnt know how to do this can u8 help me

How would your results have differed if you had over-titrated, i.e. added NaOH beyond the endpoint?

1)A solution has a [OH-] of 5.2 x 10-4. What is the [H3O+] in the solution? 2) A 0.25 M solution of a monoprotic acid, HA, has a pH of 2.54. What is Ka for this acid? The dissociation of HA is: HA + H2O <--> H3O+ + A- (Hint: write the expression for pH) 3...

a stone whirled at the end of a rope 30cm long makes 10 comlpete revolution in 30 seconds find the angular velocity in radians per seconds

can somebody help me please!

i need answers to the pen foster exam

A bullet is moving with speed of 500m/s. Hit the target and penetrate 100mm into the target. Find the retardation of the bullet.

net ionic equation for CoSO4.6H2O crystals are formed from solution after evaporation

Answers

The following answers were posted by visitors named nicki.

oh my gosh thank you so much this totally helped

The answer would B

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gamma rays x-rays ultraviolet visible ( v i b g y o r) infrared microwave radio

that exact order

. Explain your inequalities and explain why and are also inequalities for this system

thats the function sorry

Does the table that follows represent this equation? Explain/justify your answer by making references to the ordered pairs in the table. T C 0 0 3 64 6 124 9 184 12 244 For B I think no

that it doesnt represent the equation

The frequency of a wave, represented by the letter f, is the number of occurrences of a repeating event per unit time. It is also referred to as temporal frequency. The SI unit of cycles per second is called hertz or Hz. Hz can be expressed as a reciproca...

and I need help on this one problem During the fall in the Northern Hemisphere, the amount of daylight decreases each day. On September 21st, the daylight in a certain town was changing according to the equation y=-0.05x + 12 , where x = time in days and...

xrays for molecules Cold virus- UV

okay that's fine can you help me with one more thing though?

what are the domain and range of the part of the function that is graphed previously?

What is the meaning of the point x=-40 on the graph? Explain.

How do the other men defer to Caesar? in act 2 scene 1

Explain why knowing the height is needed when finding the perimeter of a right triangle.

man give us the answers