Total # Posts: 136
You made a mistake on step 2. Should be: Step 1:(2^8 x 5^-5 x 19^0)^-2 x (5^-2/ 2^3)^4 x 2^28 Step 2: (2^-16 x 5^10) x (5^-2/ 2^3)^4 x 2^28 Step 3: (2^-16 x 5^10) x (5^-8/ 2^12) x 2^28 Now expanding out: Step 4: 2^-16 x 2^12 x 2^28 x 5^10 x 5^-8 Step 5: 2^24 x 5^2 Step 6: 25 x...
October 25, 2016
1.A milling machine has a gear that spins, making one complete rotation counter clockwise every 360 milliseconds. The gear has a tooth with a marker in it as shown in the diagram below. There is a sensor 30mm below the center of the gear as viewed from the diagram that ...
April 25, 2016
Calculate the spacing acquired for the water table to drop from the soil surface to a depth of 30cm in a 2 day period over the area of 200hectars from the following data. K=4cm/hr, the drain area to be placed 105cm below the soil surface. The impeameable layer is 195cm below ...
March 8, 2016
Enriques parents want to save for his education. On his 12th birthday, they deposit $6,000 in a savings account that pays 5% simple annual interest. What will the balance be when he turns 18?
February 18, 2016
If you place 1.26 g of solid silicon in a 6.54 L flask that contains CH3Cl with a pressure of 634 mm Hg at 25°C, what mass of dimethyldichlorosilane, (CH3)2SiCl2(g), can be formed?
December 1, 2015
A ribbon is to be tied lengthwise and then crosswise around a square based rectangular present leaving an extra 30cm length for a bow. If the volume of the present is 2592cm^3, what is the maximum length of the ribbon required?
November 23, 2015
Suppose you dilute 20.0 mL of a 0.130 M solution of Na2CO3 to exactly 100.0 mL. You then take exactly 15.0 mL of this diluted solution and add it to a 250-mL volumetric flask. After filling the volumetric flask to the mark with distilled water (indicating the volume of the new...
October 4, 2015
The Vietnam war memorial needed to be "harmonious" with its surrounding site. In this context, what does harmonious mean? The construction had to be the same as the other monuments visitors would hear peaceful music the memorial had to blend pleasingly with its ...
September 30, 2015
For the following reaction, 9.91 grams of sulfur are allowed to react with 20.8 grams of carbon monoxide . sulfur(s) + carbon monoxide(g) sulfur dioxide(g) + carbon(s) is the maximum amount of sulfur dioxide that can be formed? What is the FORMULA for the limiting reagent? ...
September 29, 2015
Which statement best explains why nation-states write constitutions? Constitutions give citizens unlimited powers Constitutions establish nation-states Constitutions allow governments to elect leaders Constitutions help keep government fair Is the answer D?
September 28, 2015
A student determines the zinc content of a solution by first precipitating it as zinc hydroxide, and then decomposing the hydroxide to zinc oxide by heating. How many grams of zinc oxide should the student obtain if her solution contains 38.0 mL of 0.501 M zinc nitrate?
September 28, 2015
According to the declaration of independence, all men have the right to life, liberty, and the pursuit of happiness. Which document outlines specific freedoms guaranteed to United States citizens? A) Article 1 of the Constitution B) Article 2 of the Constitution C) Article 3 ...
September 22, 2015
Can anyone explain please,thank.the sum of 8numbers is x,and the sum of different set of nine numbers is 2x.the average of the smaller set of numbers is 1 more than the average of the larger set of numbers
November 2, 2014
A nuclear submarine leaves its base and travels at 23.5 mph. For 2.00 hrs it travels along a course 32.1 degrees north of west. It then turns an additional 21.5 degrees north of west and travels for another 1.00 hrs. How far from its base is it?
November 4, 2013
Erica has scores:131, 120, and 140, each out of 150 points, on her algebra tests. Use an inequality to find the score she must make on the final exam to pass the course with an average of 80 percent or higher, given that the final is worth 200 points.
September 11, 2013
Use coordination to combine each pair of sentences below into one sentence. Use a word or phrase that expresses the relationship shown in parentheses. 1.Most people collect stamps only as a hobby. Some people collect stamps as an investment. (contrast) 2.A stamp's rarity ...
April 11, 2013
Expand each sentence below by adding words or phrases that modify the verb. Questions after each item suggest details you can add. 1.A French girl found them. Who was with the girl? In what time period did she find them? 2.The news spread about the Lascaux cave paintings. How ...
April 11, 2013
harris is planting a rectangular garden with an area of 24 square. he is also putting a fence around his garden. how should he arrange his garden so he can buy the least amount of fence possible?
January 16, 2013
I really appreciate you experience. My professors say they'd have to do the same thing. The best tool they had back then (20 years before) was a photocopy machine! So yes, down to business!
November 26, 2012
Thanks for the input... I think we know each other form before. I'm just having difficulty conceptualizing. Also, the paper is supposed to be 10 pages long so I'm intimidated. Enough thinking, though... time to write!
November 26, 2012
What is the difference between "findings & analysis" in a research paper? Let me know if I'm on the right path or if I'm deluded. I understand that in the findings section is where I will report on what I've discovered in the research. I will cite and ...
November 26, 2012
A massless string connects three blocks as shown below. A force of 24 N acts on the system. What is the acceleration of the blocks and the tension in the rope attached to the 2 kg block?
October 22, 2012
the antagonist of a story is: a)the hero of the story. b)engaged in a conflict with the main character. c)created to assist the main character. d) the element that creates an emotion in the reader. My answer is (B)
January 19, 2012
I posted a question about nationality before-thank you for the answer Also are these correctly done? 1.Juan Gabriel Juan Gabriel es mexicano. 2.Carlos Vives Carlos Vives es colombiano. 3.Julio Iglesius y Enrique Iglesias son espanoles. 4. Samantha es colombiana. 5.Fidel Castro...
December 10, 2011
while studying for this history exam.. I really have no idea what i'm reading.. it's hard for me to comprehend the writings.. can you offer some advice on how to study?
October 22, 2011
Consider an amortized loan of $10,000 ( with 10.0% interest compounded monthly) paid back over two yrs in equal, monthly installments. For each of the first two months, calculate three things: the interest paid for the month, the amound of the principal paid off and the ...
October 5, 2011
What will be the final temperature of the solution in a coffee cup calorimeter if a 50.00 mL sample of 0.250 M HCl(aq) is added to a 50.00 mL sample of 0.250 NaOH(aq). The initial temperature is 19.50 degrees C and the
April 21, 2011
raquel teaches dance classes each evening starting at5:380p.m. she teaches 3 40 minute classes and 2 50 minute classes.she has a 10 minute break between classes.make a table to find the time her last class ends. a.)9:10 b.)9:20 c.)9:30 d.)9:50
January 31, 2011