# Posts by Aubree

Total # Posts: 12

Math
Ok Juliee now.. you said that Jason has 1dollar and 56 cents right? so what do You do? Sent from my DSi

math
(3 + -9)squared =?

Physics
Light-rail passenger trains that provide transportation within and between cities are capable of modest accelerations. The magnitude of the maximum acceleration is typically 1.3 m/s ^2, but the driver will usually maintain a constant acceleration that is less than the maximum...

Physical Science
A bicycle and its rider together have a mass of 80 kg. If the bicycle's speed is 6m/s, how much force is needed to bring it to a stop in 4 seconds.

Physical Science
Thank you sooo much! I was getting so mad at trying to figure out this answer, your are a life saver!

Physical Science
Three balls (see below) are dropped simultaneously from the 40th floor of a tall building into the air below. A) In what order will they hit the ground, or will they arrive at the same time? B) Provide an explanation for your answer above. Ball A (softball size; wt= 50 g) Ball...

College Chemistry
The more positive reduction potential will always be the cathode. That is, Ag+ will be the cathode, and Mg2+ will be the anode.

college chemistry
. Ordinary commercially available vinegar is composed of acetic acid (HC2H3O2) in aqueous solution, and normally exhibits a pH value of approximately 2.50. Given the Ka value of acetic acid (1.80x10-5), determine the concentration of HC2H3O2 present in vinegar.

college chemistry
In class, we discussed the titration of a 50.0 mL sample of 0.100 M HCL with a 0.100 M solution of NaOH. How would this system change if we used a 0.100 M solution of Sr(OH)2 instead of NaOH? To answer this question, complete each of the following: a) What volume of 0.100 M Sr...

college chemistry
Consider the titration of a 50.0 mL sample of a 0.100 M solution of the triprotic weak acid citric acid (H3C6H5O7) with 0.100 M KOH. For citric acid, the three (3) acid dissociation constant values are ka1 = 7.40x10-3, ka2 = 1.70x10-5, and ka3 = 4.00x10-7, respectively. Given ...

college chemistry
Suppose you have a 0.200 M solution of the nitrogen-containing weak base NX. Suppose you wish to titrate 25 mL of this 0.200 M NX solution with a 0.100 M solution of the strong acid HNO3. Given that the Kb value of NX is 6.50x10-5, complete each of the following: a) What ...

Government (Judges)
Why would the founding fathers not have requirements for judges, why are they appointed and not elected?

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