Friday
August 1, 2014

Posts by Bea


Total # Posts: 35

chemistry
Assume you poured 5.00 g of KOH in 250 mL of pure water. What is the molarity of the solution you made?

Math-Algebra
Imelda was looking out from the window of her p[enthouse condominium when she saw a ship. Since she is a geodietic engineer, she used her laser rangefinder to measure her distance from the ship and got 2 025.488 m. If her penthouse unit is on the 68th floor, which is approxima...

Statistics
Thanks, anyone for the rest?

general chemistry
Identify and discuss the differences between the terms ‘theories,’ ‘laws,’ and ‘hypotheses.’ Describe ‘controlled conditions

History
How did the Dark Ages end?

chemistry
If you used the alcohol burner to heat the water and all of the heat from the burning of the alcohol went into heating the water, how many grams of alcohol will you burn to do that heating? (Remember, for every 7,000 calories needed, it will use up a gram of alcohol.)

chemistry
After the lithium chloride dissolves and you get the heat from the Heat of Solution, what could you do to the dissolved lithium chloride so that you could reuse it for heating?

chemistry
2Na+(aq) + CO32-(aq) + H2O(l) 2Na+(aq) + HCO3-(aq) + ???(aq)

chemistry
Write the double-replacement reaction of PbCl2 reacting with Na2CO3.

chemistry
thanks DrBob222

chemistry
How many calories will be needed to melt that 50 grams of snow (report as 1 significant figure)?

chemistry
Write the double-replacement reaction of HgCl2 reacting with Na2CO3.

polynomial function
thank you very much

polynomial function
p(w)=4(w)^3-3w-4; find p(-4) and p(1/4)

word problem
thanks, Jesse

word problem
The number whose digits have a sum the same as the digits in 36. This number is less than 50 and greater than 36.

polynomial function
p(w)=4w^3-3w-4; find p(-4) and p(1/4)

word problem
thanks, Ms. Sue.

word problem
The number that is 1 less than the number whose digits have a sum of 12 and whose tens digit is greater than 4 but less than 6.

Chemistry
Iron(III) oxide can be reduced by carbon monoxide. Fe2O3(s) + 3CO(g) 2Fe(s) + 3CO2(g) Use the following thermodynamic data at 298 K to determine the equilibrium constant at this temperature. Substance: Fe2O3(s) CO(g) Fe(s) CO2(g) ΔH° f (kJ/mol): -824.2 -110.5 0 -393.5...

human influence on the antartica
o Identify any unintended consequences of humankind’s activities that have led to environmental problems. o Describe how scientific or technological activities are exacerbating or improving the existing situation. o Discuss how a proper application of the scientific metho...

UOP
HOW HAS HUMANS AFFECTED THE ANTARCTIC FOOD WEB I am a tax preparer and got swamped, now My paper is so late. Help, this is case we have to analyze. 700-to-900 word analysis of the case at bottom and these questions in the analysis: o Identify any unintended consequences of hum...

HUMN 232
Businesses are intended to make money, and sometimes this means keeping business practices secret. What kind of information does the public have a right to know? What kind of information does a business have a right to keep secret? How do we make these decisions?

Latin
I need help in translating this text. Primo Galli per vias hominum vacuas discurrebant ad praedam petendam; inde autem rursus ipsa solitudine absterriti secum "In Forum" inquiunt "ac propiora Foro loca redeamus. Ne qua fraus hostilis nos vagos excipiat." Ib...

Biology
In what ways are plasma membranes, cell walls, capsules, and sheaths only the outer limits of a cell and not the cell"s boundaries?

Biology
In what ways are plasma membranes, cell walls, capsules, and sheaths only the outer limits of a cell and not the cell"s boundaries?

Biology
In what ways are plasma membranes, cell walls, capsules, and sheaths only the outer limits of a cell and not the cell"s boundaries?

American History
I think Georgia was one southern colony that was resistant to slavery at first because they bordered Spanish Florida and they thought that the Spanish would start a slave revolt against them. As far as I know there was only one state that was resistant to slavery however the e...

Business
I need an undestanding of the concepts being discussed in this question. Thanks

English
What would be the best contrast between the two different endings in "Great expectations"?

COM 140
I am currently taking that same class COM 140. Two tips I suggest for creating an academic document are to stay on topic and that you organize information by logic or argument.

oratorical piece
sda

science
how does HCI affect pepsinogen?

Finance
. Pretty Lady Cosmetic Products has an average production process time of forty days. Finished goods are kept on hand for an average of fifteen days before they are sold. Accounts receivable are outstanding an average of 35 days, and the firm receives forty-days of credit on i...

math
when you subtract the second x-coordinate from the first x-coordinate, what does the differences correspond to in a right triangle? This depends on the diagram you are using. It may indicate the length of one leg, if that leg is parallel to the x axis.

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