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Brittany
Questions and answers by
Brittany
, page 2
Questions (497)
A sled is pulled at a constant velocity across a horizontal snow surface. If a force of 100 N is applied to the sled at an angle
4 answers
3,249 views
A wagon with a weight of 200.00 N is accelerated across a level surface at 0.8 m/sec squared. What net force acts on the wagon?
2 answers
932 views
gunpowder is a mixture of potassium nitrate , sulfur and carbon in th proportion (by mass) of 6:1:1 (KNO3;S:C). A typical riflr
2 answers
515 views
gunpowder is a mixture of potassium nitrate , sulfur and carbon in th proportion (by mass) of 6:1:1 (KNO3;S:C). A typical riflr
3 answers
643 views
this is all my work so far on the limiting reagent problem I asked about yesterday about Calcium nitrate and ammonium
4 answers
680 views
I have to know,every time i search this question it only tells me where he went. Why did Christopher Columbus go on voyages?
4 answers
373 views
State the amplitude of the following functions:
a) y = cos theta b) y = 1/2cos theta c) y = -2cos theta
1 answer
401 views
If a city's unemployment rate is at 8% and the natural rate is 3% with the current GDP at $100 million what is the full
1 answer
364 views
Help with my Payroll Accounting Final Project. Class AC122-05. Please. I am so lost.
2 answers
546 views
If an engine must do 500 joules of work to pull a 100 N load up to a height of 4 meters, What is the efficiency of the engine?
4 answers
488 views
A red light source and a green light source shine on a white screen.
what color will the screen be? Explain your answer. If a
4 answers
1,479 views
For my geography paper I am talking about the diseases of Foot and Mouth Disease, Smallpox, and Spanish Influenza.
Throughout my
2 answers
524 views
What kind of reaction is the following equation?
Ca + H20 -> Ca(OH)2 + H2 (g)
4 answers
1,056 views
Please help me answer the question:
What does it mean Write a net ionic equation for the reaction 2HCl + Ca(OH)2 -> CaCl2 + 2H20
1 answer
438 views
determine the final temp when 45.8 g of aluminum at -5.2 degrees C is added to a mixture of 45.0 grams of ice at 0.00 degrees C
2 answers
654 views
Determine mass of iron heated to 85.0 degrees C to add to 54.0 g of ice to produce water at 12.5 degrees C. The specific heat of
2 answers
1,422 views
Hydrogen peroxide decomposes according to the following thermochemical reaction
H2O2 --> H2O +1/2 O2 ; H= -98.2 kJ calculate the
3 answers
1,055 views
use thermochemical equations shown below to determine enthalpy for the reaction:
H2CO3-->H2O+CO2 1) H2CO3 --> H2CO + O2 H; 224 KJ
1 answer
431 views
use thermochemical equations shown below to determine enthalpy for the reaction:
H2CO3-->H2O+CO2 1) H2CO3 --> H2CO + O2 H; 224 KJ
3 answers
1,154 views
How do I convert the following quantity to moles?
44.0g of H2O
4 answers
546 views
How many molecules are present in 1.00 mg of asprin, C9H8O4?
2 answers
487 views
A radio wave has a frequency of 3.6 * 10 10 Hz. What is the energy of one photon of this
radiation? thank you.
1 answer
422 views
An alpha particle has a mass of 6.6*10-24 g travels at 3.4*107 +/- 0.1*107 mi/h
a. What is the DeBroglie wavelength (in meters)?
2 answers
525 views
How fast must a 56.5 g tennis ball travel in order to have a de-Broglie wavelength that is equal
to that of a photon of green
1 answer
862 views
Are the following quantum number combinations allowed? Else show any one way to correct
them. a. n = 2, l = 0 m = -1 b. n = 4, l
1 answer
382 views
A gas sample is confined to a chamber with a movable piston. A small load is placed on the piston and the system is allowed to
2 answers
1,267 views
As the supply of teachers diminishes, the demand on new and existing teachers increases. As a potential teacher and educator,
1 answer
450 views
How many years can an Oklahoma senator serve? and how many consecutive terms can they serve?
5 answers
643 views
A football player runs the pattern given in the drawing by the three displacement vectors A, B, and C . The magnitudes of these
3 answers
699 views
find the next three numbers in the pattern
2/3, 1 5/12, 2 1/6, 2 11/12 _, _, _
2 answers
693 views
I have a combining sentence worksheet to do and I don't know how to do that.
7 answers
466 views
The intensity level of a sound is reported in unit decibel(dB). how does IL change if we increase a sound intensity by a factor
2 answers
544 views
The intensity level of a sound is reported in unit decibel(dB). how does IL change if we increase a sound intensity by a factor
3 answers
612 views
eight states border one or more of the five great lakes.write a fraction reprersenting the part of the 50 states that border a
3 answers
300 views
Have the regulatory agencies been outlawed by the federal courts?
2 answers
530 views
Use substitution to solve:
3x-2y=2 x-3y=4
1 answer
388 views
The first class in a relative frequency table is 50–59 and the corresponding relative frequency is 0.2. What does the 0.2
1 answer
452 views
If 100 mL of a 3 M solution of sodium hydroxide is diluted to a total volume of 600 mL with distilled water, what will the final
3 answers
550 views
How do I write the skeleton equation representing the heating o f magnesium carbonate to produce solid magnesium oxide and
3 answers
3,311 views
I need help paraphrazing a section from Robert Browning's poem "My Last Duchess"
here it is : Fra Pandolf chanced to say "Her
3 answers
635 views
Assume that the average speed of a moving object at 1 m was initial velocity and average spped of your cvart 5 m was its final
2 answers
217 views
I need help looking for an interview with Amelia Earhart, written or audio/visual, for a research paper. This is the last
3 answers
466 views
Enter the Net Ionic Equation including phases, for the reaction of AgNO3 and Ba(OH)2.
3 answers
843 views
A ramp to a door is to rise one foot for every five of horizontal distance from the building must the end de placed if the door
1 answer
395 views
What title did the islams use for their highest learder?
1 answer
288 views
Three circles are externally tangent to one another. The radius of each of the circles is 2 cm. A belt fits tightly around the
4 answers
1,390 views
Choose the correct singular form of “las universidades.”
Choose the correct singular form of “los señores.” Choose the
3 answers
2,135 views
Vector A points in the negative y direction and has a magnitude of 6 units. Vector B has twice the magnitude and points in the
3 answers
832 views
In a lab in my physics class, we were supposed to find the CG of my physics teacher. My partner and I had him lie flat on a
1 answer
447 views
Case Study: Gayle and Patrick
Read the following case study about Gayle and Patrick. You may also click on the Audio: Thinking It
7 answers
685 views
The Civil War and its impact on the District in the late 19th century...
Help Please I'm writing an essay and i need info!
7 answers
598 views
were can i find info on Washington DC's First Mayor Marion Barry? Other than Wikipedia...
Help Please!
1 answer
334 views
find the angle that is coterminal to 525 degrees and lies between 0 degrees and 360 degrees?
165 degrees 255 degrees 195 degrees
3 answers
1,935 views
I have a paper topic for my ethics class and I was wondering anyone could help me to understand it. Maybe dumb it down a bit?
4 answers
378 views
Calculate the power output of a 1.5 fly as it walks straight up a windowpane at 2.2
P=__W (2 sig figs)
3 answers
653 views
Calculate the power output of a 1.5 fly as it walks straight up a windowpane at 2.2
2 sig figs P= ___W
2 answers
638 views
We can reasonably model a 75 W incandescent light bulb as a sphere 6.0 cm in diameter. Typically, only about 5% of the energy
3 answers
1,991 views
write several paragraphs stating advantages and disadvantages to the unitary, confederate, and federal systems of government.
1 answer
474 views
Hello,
I am doing a finance case, Twilight Acre Farms, and I am trying to determine cash flows. I was not given a revenue figure,
2 answers
525 views
A student drops a ball from the top of a tall building; the ball takes 2.4 to reach the ground. What was the ball’s speed just
3 answers
640 views
Dicuss three examples of the Anglo-Saxon belief in fate as shown in beowulf.
1 answer
457 views
Explain why beowulf is an epic poem and why beowulf is an epic hero.
2 answers
938 views
how does achilles enemy differ from beowulfs and gilgameshs
1 answer
358 views
Discuss history of the english language referring to major language families, branches,periods,changes, etc
3 answers
1,105 views
This is the question:Disucuss three examples of the anglo-saxon belief in fate as shown in Beowulf.
This is what i have The anglo
2 answers
609 views
Question: Explain why Beowulf is an epic poem and why Beowulf is an epic hero
This is what i have: Beowulf is a national epic or
5 answers
1,083 views
A ball of mass 200 grams is whirled in a circle at the end of a strong 100 cm long rope whose breaking strength is 10 N.
3 answers
1,488 views
log(5x+1)=2+log(2x-3)
1 answer
381 views
e^2x+2e^x-15=0
1 answer
232 views
log(logx)=2
1 answer
289 views
3. A 50 unit apartment building has 20 – 1bedroom units; 20 – 2 bedroom units; and 10 - 3 bedroom units. The market price
2 answers
998 views
four definitions of the word nice that you would use in a paragraph to develop this topic sentence: "The word nice is
4 answers
784 views
How would I solve the following equation for x? 2 sin^2(x) + 3 tanx secx = 2 I've tried the problems from different approaches,
3 answers
450 views
Past expenses are irrelevant to decisions to supply now, because
A.people forget the past quickly B.it is esssential to avoid
3 answers
491 views
Opportunity-cost theory suggests that the cost to an airline of letting its employees fly at no charge...
A.is greater around the
2 answers
618 views
the basic reason suburban stores are more likely than downtown stores to provide free parking for their customers is that..
the
4 answers
1,026 views
a draft system, whether professional sports or the military, enable those who are hiring to
A.avoid paying a living wage
2 answers
903 views
a draft system, whether professional sports or the military, enable those who are hiring to
A.avoid paying a living wage
1 answer
428 views
supply curves slop upward to the right because..
higher prices attract resources from other uses?
1 answer
328 views
Why do supply curves slope upward from left to right?
Why don't we sometimes draw them sloping downward from left to right? Under
3 answers
605 views
A force of 323 newtons makes an angle of 54 degrees and 20 minutes with a second force. The resultant of the two forces makes an
1 answer
830 views
A 26.7 g sample of ethylene glycol, a car radiator coolant, loses 668 J of heat. What was the initial temperature of ethylene
2 answers
621 views
One piece of copper jewelry at 101°C has exactly twice the mass of another piece, which is at 36.0°C. Both pieces are placed
1 answer
803 views
A 26.7 g sample of ethylene glycol, a car radiator coolant, loses 668 J of heat. What was the initial temperature of ethylene
5 answers
668 views
can you give me a summary of the Iliad by Homer?
1 answer
350 views
Verify the following: tan( a + p/2) = -cot a
a= alpha and p= pie since I do not have that button.
1 answer
364 views
Find the equation of a line through the points (-2,3)and (-4,5)
1 answer
400 views
are you a chocolate "purist", or do you like other ingredients in your chocolate? american demographics reports that almost 75%
4 answers
2,208 views
A solution contains an unknown mass of dissolved silver ions. When potassium chloride is added to the solution, a white
4 answers
1,894 views
A funiture refinishing outlet pays its employlees $40 per day plus $10 per unit refinished. Write an equation to express an
1 answer
379 views
A minor league baseball pitcher is hired for $700 per month plus $100 per game won. Write an equation to express his monthly
1 answer
382 views
lead melts at 328 degrees C. lead has a heat of fusion of 2.04X10^4 J/kg and a specific heat of 130 J/kgK. how much heat must be
2 answers
604 views
a banana with a temperature of 17 degrees C (specific heat of banana= 3520j/kgK) and a a mass of 250g is placed in a bowl of
1 answer
979 views
How much heat must be added to 3kg of liquid water at 25 degrees C to change it into steam at 120 degrees C?
2 answers
502 views
Find the heat necessary to change 2.5kg of water (ice) at -2 degrees C to steam at 105 degrees C.
specific heat ice= 2060
2 answers
705 views
What mass of Zn can be dissolved by 558 mL of 3.01M HCl?
5 answers
343 views
A gas has a volume of 4.00 at 0. What final temperature in degrees Celsius is needed to cause the volume of the gas to change to
2 answers
743 views
combustion of 0.356g of an unknown metal sample in oxygen gives 0.452g of an oxide in the form of mO2, Identify the unknown
2 answers
1,042 views
What is the molecular formula of ibuprofen, and what are the relative percentages of carbon, hydrogen, nitrogen, and oxygen in
1 answer
64 views
Calculate the percent of carbon, hydrogen, nitrogen, and oxygen in this widely used pesticide, Sevin. The molecular formula is
1 answer
422 views
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