# Posts by Jaz

Total # Posts: 149

CHEMISTRY
Find the number of moles. a. 3.01*10^23 molecules H2O. b.1.000*10^23 atoms C. c. 5.5610 *10^22 ions Na^+.

stats need help
Violence in School, I An SRS of 400 American adults is asked “What do you think is the most serious problem facing our schools?” Suppose that in fact 40% of all adults would answer “violence” if asked this question. The proportion p of the sample who ...

stats
Violence in School, I An SRS of 400 American adults is asked “What do you think is the most serious problem facing our schools?” Suppose that in fact 40% of all adults would answer “violence” if asked this question. The proportion p of the sample who ...

algebra
Permutation For the lunch special, you can choose an entrée, a drink, and one side dish. How many meal choices are there

algebra II
permutation A “make-your-own-adventure” story lets you choose 6 starting points, gives 4 plot choices, and then has 5 possible endings. How many different adventures are there?

chemistry
A certain amount of chlorine gas was placed inside a cylinder with a movable piston at one end. The initial volume was 3.00 and the initial pressure of chlorine was 1.75 . The piston was pushed down to change the volume to 1.00 . Calculate the final pressure of the gas if the ...

chemistry
Mole and Particle practice How many representative particles (atoms, ions, molecules, etc) are present in each of the following? 1) 4.3 mol of tungsten 2) 2.45 * 10-6 mol nickel (II) selenide (NiSe) 3) 0.923 mol of selenium tetrabromide (SeBr4) How many moles are equivalent to...

chemistry help
si this is how you do a correct

chemistry help
Determine the number of moles of each specified atom or ion in the given samples of the following compunds.( Hint: the formula tells you how many atoms or ions are in each molecule of formula unit.) a. O atom in 3.161x10^21 molecules of CO2 b. C atom in 3.161x10^21 molecules ...

algebra help asap
Simplify: 5square root 9^10

algebra
solve and simplify 9^4/3 / 9^2/3

chemistry
what can i write as the result.

chemistry
The law of conservations of mass used for the chemical reactions will show that it will work. Cause mass can neither be created or destroyed. Can you add some more clues as well.

chemistry
so how can i write that as a result

chemistry
so it does not work

chemistry
Dose the law of conservation work when doing an expirement with vinegar and baking soda.

history
they were the native americans

history
is that also the french colonists

history
Who were the first colonists in America?

history
who came first to america

history
Who were the first colonists in America?

history
When did colonists first come to America?

chemistry
Classify the reactions (combustion, synthesis, decomposition, replacement, or double replacement) CaO9(s)+H20(l)¨ Ca(OH2(ag) Ca(ClO3)2(s)¨CaCl2(s)+O2(g)

algebra II
Adding Rational Expressions m/p^2 + 3/p^3 - 4

algebra II
2. 9/xy^3+, - 7ap/xy^3m=

algebra II
Adding Rational Expressions 1. 4m-2/3m+2 + 6m -4/ 3m+2=

spanish
How do you say your uncle like to read and he is atletic?

spanish
what are some word that describe people in spanish

algebra need help
could you display how the first one will be done?

algebra need help
how do you put the following in y=mx+b 1. 19y-8=6x 2. 15x-12x=21

Math
What do we call the nunmbers that cannot be arranged ito 2-row arrays

how do you balance time between courses

How does an college degree relates to goals

What strategies can you use to incorporate effective visual elements into business presentations?

Suggest options for presenting information audience. Which method do you think is the most effective?

What are the main formatting differences between the memo and the academic paper? In what ways do audience, purpose, tone, and structure affect the formatting of the memo and the paper?

Between APA and MLA which is the most important Thank You

What does the MLA do and what does it mean?

what does APA on microsoftword Word do ?

suggest 2 tips for academic document not mentioned in miccrosoft word.

english
What are other ways in which you can make use of the wealth of Web-based information and still guard against plagiarism?

what steps can i take to ensure a propose in why a company should except my proposal

geometery
If B is between A and C, AB=2x-1, BC=3x+5 and AC=24, what is the value of x?

Physics;Help!!!!!!
A boy throws a ball straight up into the air so that it leaves his hand at 11 m/s. If the ball has mass 0.15 kg and the boy's arm moved through 1.5 m as he threw the ball, then what average force did he exert on the ball?

Ancient civilization
translucent stone used in floor slabs is alabaster

Ancient civilization
translucent stone used in floor slabs

math
a student is painting one wall of a room. a square window is located in the middle of the wall to be painted. the window measures 3 feet on one side. the area of the wall, not including the window, is 80ft squared. find the height of the wall to the nearest tenth.

KEYBOARDING
sTATUS BAR

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