Wednesday
July 27, 2016

Posts by Linda

Total # Posts: 1,521

Chemistry URGENT
I need help balancing a equation for the combustion of cellulose in oxygen to produce carbon dioxide and water vapor. C6H10O5 = 6CO +5H2O I know this is not correct but I don't know what else to do to get this to balance. Thanking you in advance.
March 27, 2014

chemistry
I do not understand how to right a balanced equation for the combustion of cellulose in oxygen to produce carbon dioxide and water vapor. I know that cellulose is C6H10O5 but I don't understand how to balance. Thanking you in advance for your help.
March 27, 2014

Chemistry
I am having a hard time figuring out how to write a balanced equation for the reaction of iron and oxygen to produce iron(II) oxide. I also need a balanced equation for the reaction of iron and oxygen to produce iron (III) oxide. I would appreciate any and all help. Thanking ...
March 27, 2014

Chemistry
220 J to kilojoules 350 kj to calories 97.0 kcal to joules 35.0 cal to kilocalories How do I convert them?
March 18, 2014

algebra
kaylas cell phone plan as a fixed fee of $45
March 17, 2014

basic college math
need the answer to track A offers a flat fee of $25 and $.40 per mile. truck b offers a flat fee of $30 and $.25 per mile
March 16, 2014

Chemistry
How much water can be produced from the complete reaction of 3.64 L of oxygen gas, at STP, with hydrogen gas? Answer in units of g
March 14, 2014

Statistics
What is 0.095 on the z-score table or where
March 9, 2014

Chemistry
The pressure on a gas at -58 degrees Celcius is doubled, but its volume is held constant. What will the final temperature be in degrees Celsius?
March 9, 2014

Chemistry
Before a trip from New York to Boston, the pressure in the automobile tire is 2.1 atm at 280 K. At the end of the trip, the pressure gauge reads 1.88 atm. What is the new Celsius temperature of the air inside the tire?(Assume tires with constant volume). This is how I did it: ...
March 9, 2014

College Chemistry
Please help me. I have worked on this for 2 days. I don't understand the ratio of this equation.4Na+O2 to 2Na2O. for question: How many grams of Na2O are produced when 81.ograms of Na reacts?
March 7, 2014

English
What reasons relating to 1984 means the the reality tv show World's stricktest Parents should be banned.
March 6, 2014

Chemistry
Oh okay, my bad, and thank you for your help
March 5, 2014

Chemistry
Okay, I understand that part, but if I use P1V1=P2V2, what happens to the temperature that they gave me? What do I do with it?
March 5, 2014

Chemistry
Why are n and R the same? Isn't n the mol's and R the ideal gas constant?
March 5, 2014

Chemistry
A gas occupies a volume of .350 L at a temperature of 18.0 degrees Celsius and a pressure of 980.0 torr. What will be the volume of this gas at standard conditions? Please explain how to do it.
March 5, 2014

Chemistry
Write the reaction for the synthesis of water vapor from hydrogen gas and oxygen gas and balance it. If you used 0.022 mol hydrogen, how many mol of oxygen would you need in order for it to completely react and have no limiting reactant? Can you please explain in detail how to...
March 5, 2014

AP World History
1.How did the Atlantic Revolutions influence the development of new states and ideologies? 2. Compare the challenges to the 18th century Muslim world and the causes of the Atlantic Revolutions?
March 4, 2014

World History
1.How did modern states emerge? 2.What challenges confronted the centralization of Muslim states during the 18th century? 3.How did the different Muslim states respond to these challenges? If you can at least tell me where to find it that would be great.
March 4, 2014

Chemistry
What would be the volume of 5.0 moles of gas at STP? Can you explain how to do it please?
March 3, 2014

Chemistry
How do you find the [OH-] of a 1x10^-3 M solution of NH4Cl?
February 20, 2014

Chemistry
If 0.10 mol of Zn(s) is reacted to 150.0 ml of 1M HCl, what is the concentration of Zn+2 in the solution after the reaction is complete? Assume the solid zinc does not affect the volume.
February 16, 2014

Calculus
isn't it 2cos(x)
February 13, 2014

Calculus
it asks for h'(0) not h'(2). I got the answer 5 but the key says the answer is 1
February 13, 2014

Calculus
Let h(x) = 5g(x) - 3x^2 + 2 sin(x) - 7x, and suppose g'(0) = 2, find h'(0)
February 13, 2014

Algebra
George built a rectangular pen for his rabbit such that the length is 1 ft more than four times the width. If the perimeter is 292 ft, what are the dimensions of the pen?
February 10, 2014

college chemistry
kilocalories released when 20.0 g of steam condenses at 100 degrees C. and the liquid cools to 0 degrees C.
February 7, 2014

Pre-Calculus
1. A sum of money is invested in a business. In each year this investment earns 1 times as much as in the preceding year. If the investment earned a total of $29,250 in four years, how much did it earn in the fourth year? • CORRECT: $12,150 How to get it is to find out ...
February 5, 2014

college chemistry
sorry, Damon. this is a word problem that is on my homework. I think they want to know the kilocalories on this.
February 4, 2014

college chemistry
to calulate the calories(kcal) in 1/2 cup of soft ice cream that contains 16g carbs, 17g fat, 5g protein. do I multiply 16g x 4 for carbs 17g x 9 for fat 5g x 4 for proteins? then do I do conversion factors for grams to 1/2cup? am I on the right road?
February 4, 2014

college chemistry
to calulate the calories(kcal) in 1/2 cup of soft ice cream that contains 16g carbs, 17g fat, 5g protein. do I multiply 16g x 4 for carbs 17g x 9 for fat 5g x 4 for proteins? then do I do conversion factors for grams to 1/2cup? am I on the right road?
February 4, 2014

college chemistry
Ifwater cools to body temp.37 degrees C., how many kilocalories of heat could be transferred to sore muscles?
February 4, 2014

Chemistry
If 20mL of a 0.100 M NaOH solution are required to titrate 0.25 grams of an unknown acid, what is the equivalent mass of the acid? If the acid actually contains 3 moles of H+ per mole of acid what is the molecular mass of the acid?
February 4, 2014

Physics
How would the force of gravity between two masses be affected if the separation distance between them were,assume F2 represents the new force and F1 represents the original force.(a)quadruple the original distance F2/F1= also one-half the original distance F2/F1
February 1, 2014

college chemistry
How many megajoules are released when 9.0 gal of gasoline burns. how do I start to do this problem, and what are the steps to get there. thank you
February 1, 2014

college chemistry
DrBob222. when you move ice from zero to final T. Do you add 100 cal.?
January 30, 2014

college chemistry
a 42 piece of ice at 0.0 C is added to a sample of water at 8.0 C. all of the ice melts and the temperature of the water decreases to 0.0 C. how many grams of water were in the sample.
January 30, 2014

chemistry
a 42 piece of ice at 0.0 C is added to a sample of water at 8.0 C. all of the ice melts and the temperature of the water decreases to 0.0 C. how many grams of water were in the sample.
January 30, 2014

Level 5 Math
Suppose that one number contains the same digit as another number, but in resverse order. What is true about the difference of the two number?
January 26, 2014

Level 5 Math
Suppose that one number contains the same digit as another number, but in resverse order. What is true about the difference of the two number?
January 26, 2014

Level 5 Math
A bag contains 300 marbles, each of the same size, but in six different colours. Suppose there are 50 marbles of each colour. What is the smallest number of marbles I must pick to be absolutely sure that there are 4 marbles of the same colour among the marbles I have picked ...
January 26, 2014

Science
An object with a mass of 58.2 kg is accelerated by a force of 320 N. What is the acceleration of that object?
January 10, 2014

algebra
define the operation * as a * b =[a-b]. what s the value of 2* (4*7)?
January 2, 2014

algebra
when 35 to the 12 power is written in decimal notation, what is in the ones digit?
January 2, 2014

algebra
the length and width of a rectangle are each increased by 20%. by what percent is the rectangles area increased?
January 2, 2014

Algebra
if the product xy=28 when y =196 what is the value of x? express answer as a common fraction
January 2, 2014

English
Huckleberry Finn 1) By Chapter 23, Jim has become the most morally upstanding character in the novel. What are some of the reasons Twain might have done this? A)Twain was insinuating that racism is wrong by having the uneducated, unmannered, simple man turn out to be more ...
December 2, 2013

home work
what does mrs wishy - washy need to give the animals a bath ?
November 14, 2013

physics
A charged particle of mass 8.39×10−4 kg starts from rest and accelerates through a potential difference of +25,000 V to reach a speed of 1170 m/s. What is the charge on this particle?
November 14, 2013

Introduction to Computer and Network Hardware
LAN for local library: benefits,protocol,topology of LANS, elements of a backbone
October 29, 2013

chemistry
For magnesium, is possible to have a relative atomic mass less than 24 or more than 26? (Yes/No) Explain. I don't think it is but I can't explain it. Thank you
October 27, 2013

algebra
$45.00
October 17, 2013

Math
In one revolution a wheel moves forward a distance equal to its circumference. This is because the wheel Always in contact with the floor. 1)A trundle wheel clicks everytime. What is the radius of the wheel I really don't get this question Please Help me Thank you :)
October 5, 2013

math
2 inces = 5 ft 7.5 inches = x feet x= (5*7.5)/2 x =
October 1, 2013

Math
11 pieces equal to 1 pie and 3/8 of a pie
October 1, 2013

math
4(x-18)=x 4x-72=x 3x=72 x=72/3 x=24
October 1, 2013

statistics
(7.73/SQRT (24) = 1.577879643, next we subtract the data value (70) from the mean (73) as follows (70 – 73 = -3); the values of the two equations are divided as follows (-3/1.577879643 = 1.901285699).
September 1, 2013

auditing
OK so will post this again!!! PLEASE!!!!! In what respects is estimating risky? Can you give an example. Thanks!
August 15, 2013

auditing
In what respects is estimating risky? Can you give an example. Thanks!
August 15, 2013

english , reading & writing process
One of the benefits to highlighting key points is that
August 9, 2013

Finance
Is a proactive application of cost measurement and corrective actions a realistic approach to minimize variance? Please justify the answer with examples.
August 8, 2013

Finance
What type of cost measurements best fit in healthcare and which do not? How do cost measurement techniques vary with regard to the operating budget, capital budget, and variance analysis?
August 8, 2013

english , reading & writing process
One of the benefist to highlighting key pounts is that .
August 7, 2013

english , reading & writing process
One of the benefist to highlighting key pounts is that .
August 7, 2013

english , reading & writing process
One of the benefist to highlighting key pounts is that .
August 7, 2013

Health Care
I cannot figure out the GAAP and the relevance of each GAAP that is being used to create the financial plan for Patton-Fuller Hospital. I did complete the following budget projections necessary to help answer the question Patton-Fuller Community Hospital Statement of Revenue ...
August 3, 2013

Health Care
What is the GAAP used to create the financial plan for Patton-Fuller Hospital What is the relevance of each GAAP to the financial plan?
August 2, 2013

STATISTICS
WHAT DOES THE CENTRAL LIMIT THEOREM SAY ABOUT THE TRADITIONAL SAMPLE SIZE THAT SEPARATES A LARGE SAMPLE SIZE FROM A SMALL SAMPLE SIZE?
July 18, 2013

economics
are there any current subsidy or welfare issues that are being discussed or addressed in parliament or in municipalities
July 15, 2013

economie
are there any welfare or subsidy payments that šhould be reviewed or added
July 15, 2013

economics
what are the costs and consequences of providing the subsidies and welfare
July 15, 2013

British Literature
Yes but i honestly do not understand it.
July 10, 2013

British Literature
what is the theme of mary, lady chudleight's poem "to the Ladies>" what advice does she give to women
July 10, 2013

bisic gramma
Which of the following is not a common sentence error
July 9, 2013

Math
If a man is 8 feet tall. How many meters is he?
July 2, 2013

Science
What is the Magnitude of a proton with mass 1.67 10-27kg, moving with a speed of 5.70 106m/s
June 29, 2013

English
How to use a Buffer in a sentence, foe delivering bad news?
June 22, 2013

Calculus
If an arrow is shot straight up from the surface of the moon with an initial velocity of 100 ft/s, its height in feet after t second is given by s(t)=(100t)−(83/100)(t^2). Use the limit definition of the derivative to find the answers to the following questions. Find the...
June 8, 2013

math
15 tv were shipped 4 were defective if 2 tv's were random selected compute the possibility of both tv's working and the probability that at least one of the 2 tv does not work
June 6, 2013

math
Bessy has 6 times as much as Bob, but when each earns $6, Bessy will have 3 times as much money as Bob. How much does each have before and after earning the $6? How do you set up the equation?
June 3, 2013

Statistics
How do you fine the P-value?
May 25, 2013

chemistry
Ignoring activities, determine the molar solubility (S) of Zn(CN)2 in a solution with a pH = 3.63. Ksp (Zn(CN)2) = 3.0 × 10-16; Ka (HCN) = 6.2 × 10-10. I'm completely lost help please!
May 23, 2013

Animal Anatomy & Physiology 1
Which of the following would involve primarily skeletal muscle activity? A. scratching the ear with hind limb B. movement of food down the intestines C. heart pumping blood D. urination
May 16, 2013

Can't find in text book. Anatomy & Physiology 1
A researcher develops a new drug that kills cells by preventing transcription. The most direct effect of the drug is to prevent cells from? A. making new DNA B. exporting substances to the cytoplasm C. making protein D. breaking down substances in the cytoplasm
May 16, 2013

Please help! Exam Monday! Anatomy & Physiology
A characteristic of smooth muscle, not seen in skeletal or cardiac muscle, is? A. intercalated disks B. peristalsis C. sarcosomes D. longer, cylindrical myofibrils
May 16, 2013

Please help! Exam Monday! Anatomy & Physiology
Which of the following is true regarding the spleen? A. the red pulp is made up of phagocytic cells B. the white pulp is made up of phaocytic cells C. the red pulp is clustered around capillaries D. the white pulp is clustered around arterioles
May 16, 2013

Please help! Exam Monday! Anatomy & Physiology
From the left ventricle, blood flows most directly into which structure? A. aorta B. vena cava C. right ventricle D. left atrium
May 16, 2013

Please help! Taking exam Monday! Anatomy & Physiol
Nutrients move out of the blood and into the body cells through which blood vessels? A. arteries B. veins C. capillaries D. lymphatic vessels
May 16, 2013

Anatomy & Physiology 1
An animal that's experiencing a laryngospasm has its airway obstructed when which of the following occurs? A. vocal folds and associated cartilage and muscles close the glottis. B. the soft palate covers palate C. the hard palate covers the glottis D. the epiglottis covers...
May 16, 2013

math
Solve the following: 56 is ______% of 125 What number is 45% of 680? ..
May 15, 2013

Anatomy & Physiology
Although all of the structures of the respiratory system are in contact with the circulatory system, which respiratory structure is most closely associated with dense network of capillaries? A. pharynx B. vocal folds C. trachea D. alveoli
May 15, 2013

Anatomy & Physiology
A characteristic of smooth muscle, not seen in skeletal or cardiac muscle, is? A. intercalated disks B. peristalsis C. sarcosomes D. longer, cylindrical myofibrils
May 15, 2013

Anatomy & Physiology
A researcher develops a new drug that kills cells by preventing transcription. The most direct effect of the drug is to prevent cells from? A. making new DNA B. exporting substances to the cytoplasm C. breaking down substances in the cytoplasm D. making protein
May 15, 2013

Anatomy & Physiology
The nonliving matrix of the connective tissue through which the blood cells freely flow is the? A. plasma B. extracellular fluid C. intracellular fluid d. submucosa
May 15, 2013

Anatomy & Physiology
The scientific binomial name of a species is Canis vulpis. Which of the following is true? A. the species belongs in the family Canis B. the species belongs in the genus vulpis C. the species belongs in the genus Canis D. the species belongs in the family vulpis
May 15, 2013

Anatomy & Physiology
The scientific binomial name of a species is Canis vulpis. Which of the following is true? A. the species belongs in the family Canis B. the species belongs in the genus vulpis C. the species belongs in the genus Canis D. the spoecies belongs in the vulpis
May 15, 2013

Anatomy & Physiology
The nonliving matrix of the connective tissue through which the blood cells freely flow is? A. plasma B. extracellular fluid C. intracellular fluid D. submucosa
May 15, 2013

science
The nonliving matrix of the connective tissue through which the blood cells freely flow is the? A.plasma. B. extracellular fluid. C. intracellular fluid. D. submucosa.
May 14, 2013

science
The scientific binomial name of a species is Canis vulpis. Which of the following is true? A. The species belongs in the family Cranis. B. the species belongs in the genus vulpis. C. the species belongs in the genus Canis. D. the species belongs in the family vulpis.
May 14, 2013

biology
A researcher develops a new drug that kills cells by preventing transcription. The most direct effect of the drug is to prevent cells from? A. making new DNA. B. exporting substances to the cytoplasm. C. making protein. D. breaking down substances in the cytoplasm.
May 13, 2013

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