Tuesday

October 6, 2015
Total # Posts: 68

**Chemistry Lab**

Suppose that you used 0.75g of iron. What is the minimum volume of 1.5 M_ CuSO4 solution required Using eqn. (3-1)? and eqn. (3-2)? (3-1) Fe(s) + Cu^2+ (aq) ---- Fe^2 (aq)+ Cu (s) (3-2) 2Fe(s)+ 3Cu^2+(aq) --- 2Fe^3+ (aq) +3Cu (s)
*September 12, 2015*

**Chemistry**

Suppose that you used 0.75g of iron. What is the minimum volume of 1.5 M_ CuSO4 solution required Using eqn. (3-1)? and eqn. (3-2)?
*September 12, 2015*

**MATH 117A**

Select the approximate values of x that are solutions to f(x)=0,where f(x)=-9x^2+7x+2 A.{-0.22,1.00} B.{-9,7} C.{-0.78,-0.22} D.{-4.50,3,50}
*June 10, 2015*

**Math117A**

An object 4.2 feet tall casts a shadow that is 12.6 feet long. How long in feet would the shadow be for an object which is 20.4 feet tall? a.12 feet B.6.8 feet C.28.8 feet d.61.2 feet
*June 10, 2015*

**Math**

The sum of the ages of Dorothy and Dona is 41. In five years, Dorothy will be twice as old as Dona. Find their ages 3 years ago.
*February 28, 2015*

**English**

I need a few characteristic to describe the following: The person quickly switches from loving one person to another.and The person is willing to die for someone even though they have only met for a few days. I thought of a few. But I can't really prove it like (impulsive-...
*December 3, 2014*

**social**

what is hwang ho civilization ?
*November 1, 2014*

**Health**

Which body part would you give to someone who is perceptive. Like, sees what's wrong with the business and changes it for the better. And why?
*October 23, 2014*

**Health/business**

What body part would represent someone who is stubborn with their ideal but is flexible with small details? (Not brain or heart)
*October 23, 2014*

**Business**

Body parts other than brain eyes and heart
*October 23, 2014*

**Business**

Which body part would you give to someone who is perceptive. Like, sees what's wrong with the business and changes it for the better
*October 23, 2014*

**Business**

What body part would represent someone who is stubborn with their ideal but is flexible with small details? (Not the brain or heart)
*October 23, 2014*

**Business **

If you had to use a body part to represent that someone is independent. Which body part would you use and why?
*October 23, 2014*

**parallel structures**

how can i correct this sentece to parallel structute? When the movie Star Wars premiered in 1977, it was both surprising and a revolution in its special effects.
*April 21, 2014*

**Accounting,business and mathr literacy**

south africa/free state
*January 22, 2014*

**math**

If today is Thursday, what day of the week was it 1000 days ago
*November 17, 2013*

**mth**

Calculate the maturity value of a simple interest, eight-month loan of $15,000 if the interest rate is 4.5%.
*November 17, 2013*

**MATH**

vIRGINIA THREW A fRISBEE FOR A DISTANCE OF 138.56 M TO CAPTURE THE WOMEN'S RECORD. IF THE FRISBEE WAS THROWN HORIZONTALLY WITH A SPEED OF 13.0M/S HOW LON DID THE FRISBEE REMAIN ALOFT?
*November 7, 2013*

**math**

For a rock, paper, scissors experiment, there are 30 tries with a partner. I won 16/30 times. What's the probability of winning between 10 and 16 times inclusively? How do you solve this?
*April 1, 2013*

**math**

If "today is Monday" is true and "It is May 5th is false, which of the following is false? 1 - Today is Monday and it is not May 5th. 2 - If today is Monday, then it is May 5th. 3 - Today is not Monday only if it is May 5th. 4. Today is not Monday or it is May ...
*January 12, 2013*

**microeconomics**

How the technical rate of substitution and marginal product are related and what is their difference? i only wrote their definitions The technical rate of substitution measures the rate which the firm has to substitute one input for another, for keeping the output stable. It ...
*December 21, 2012*

**Probability Statistics**

a manufacturing plant uses 3000 light bulbs whose lifetimes are independently normally distributed with mean 500 hrs, and standard deviation 50 hrs. to minimize the number of bulbs that burn out during production hours, all bulbs are replaced after given period of operation. ...
*December 7, 2012*

**physics**

sand has more friction or less friction
*August 21, 2012*

**Physics**

An object is released from rest at height h above the surface of the Earth, where h is much smaller than the radius of the Earth. It takes t seconds to fall to the ground. At what height should this object be released from rest in order to take 2t seconds to fall to the ground...
*June 23, 2012*

**Physics(Please help)**

Can i get a draw for this exercise cause i solved it but i cant see it Thanxsz
*May 21, 2012*

**social studies**

whats the contitution
*May 9, 2012*

**math**

A swimming pool is 25 meters x 15 meters. A concrete walk 2 meters is built around it. What is the area of a concrete walk?
*January 12, 2012*

**Biology**

the brief paragraphs explain the adaptations and accommodations MS l need live in the tundra, taiga, grass lands
*November 6, 2011*

**MATH PLEASE HELP!!!!!**

this problem got me so confused! :( but thanks for helping me! :)
*August 17, 2011*

**accounting**

accounting and Organizational Cultures: A Field Study of the Emergence of a New Organizational Reality"
*April 19, 2011*

**physics**

A rigid rod of mass m3is pivoted at point A, and masses m1 and m2 are hanging from it, as shown in the figure. (a) What is the normal force acting on the pivot point? The ratio of the weights of m1, m2, and m3 is 1:2:3. (Use the following as necessary: m1 and g for the ...
*April 10, 2011*

**statistics**

Suppose that A,B and C are mutually exclusively events such that; P(A) =0.3, P(B)=0.1, and P(C)=0.5. Evaluate; P(AuBuC)
*April 7, 2011*

**french**

how would i say "look pretty" in vous form?
*January 15, 2011*

**Science**

why do Lithium (Li), Magnesium (Mg), and Aluminum (Al) react with HCl and Iron (Fe), Zinc (Zn), Lead (pb), and copper (Cu) dont react as much or dont react at all?
*January 11, 2011*

**math**

the third term of a geometric sequence is t3= -75 and the sixth term is t6= 9375. determine the first term and the common ratio
*January 4, 2011*

**math**

the "k"th term of a series, Sk=a 1-r^k/1-r, is the sum of the first "k" terms of the underlying sequence. the difference between the "n"th terms of two particular series is greater than 14 for some values of n (is an element of) N. the series with...
*December 29, 2010*

**finance**

A company wants to build a new factory for increased capacity. Using the net present value (NPV) method of capital budgeting, determine the proposal’s appropriateness and economic viability with the following information: • Building a new factory will increase ...
*November 18, 2010*

**finance**

A company wants to invest in a new advertising program. Using the NPV method of capital budgeting, determine the proposal’s appropriateness and economic viability with the following information: • The new program will increase current sales, $10 million, by 20%. &#...
*November 18, 2010*

**finance**

A company wants to buy a labor-saving piece of equipment. Using the NPV method of capital budgeting, determine the proposal’s appropriateness and economic viability with the following information: • Labor content is 12% of sales, which are annually $10 million. •...
*November 18, 2010*

**English**

Can you help me proofread the following paragraph and find nine misspelled or misused words and write them correctly? Planting a vegetable garden is a popular American hobby. It’s not ready that difficult. A gardening magazine or book can help you get started. Your plants...
*November 17, 2010*

**English**

Can you help me proofread the following paragraph and find nine misspelled or misused words and write them correctly? Planting a vegetable garden is a popular American hobby. It’s not ready that difficult. A gardening magazine or book can help you get started. Your plants...
*November 17, 2010*

**chemistry**

Calculate the molarity of a solution made by diluting 0.200 L of 1.00M HCl solution to a volume of 1.00 L
*November 12, 2010*

**8th grade**

14cents/ounce=$____lb
*September 23, 2010*

**chemistry**

a student mixed a 50.0mL of water containing 0.50 mols of HCl at 22.5 degC with 50.0 mL of water containing 0.50 mol NaOH at 22.5 degC in a foam cup calorimeter.the temp increases to 26.0 degC. how much heat in kJ was released by the reaction? please show how you found the ...
*January 20, 2010*

**Physics**

What should be the angle between two vectors of magnitudes 3.20 and 5.70 units, so that their resultant has a magnitude of 6.10 units?
*January 11, 2010*

**math**

This was the question : Explain why the formula for determining slope using the coordinates of two points does not apply to vertical lines. This is my answer:The formula for determining a slope using two points does not apply to vertical lines simply because dividing by 0 is ...
*November 18, 2009*

**math /algebra**

This was the : Explain why the formula for determining slope using the coordinates of two points does not apply to vertical lines. This is my answer:The formula for determining a slope using two points does not apply to vertical lines simply because dividing by 0 is not ...
*November 18, 2009*

**Math /Algebra**

I was challenged with this question: Explain why the formula for determining slope using the coordinated of two points does not apply to vertical lines. This was my answer: The formula for determining a slope using two points does not apply to vertical lines simply because it ...
*November 18, 2009*

**algebra**

List all the numbers from the given set that are, a.natural numbers b.whole numbers c.integers d.rational numbers, e.irrational numbers {-9,-4/5,0,0.25,ã3,9.2,ã100}
*September 1, 2009*

**Math**

What does Â relative to math?
*June 20, 2009*

**University math grade 11 Trig**

A very tall light standard is swaying in an east-west direction in a strong wind. An observer notes that the time difference between the vertical position and the furthest point of sway was 2 seconds. The pole is 40 metres tall. At the furthest point of sway, the top of the ...
*June 20, 2009*

**health**

Are the concepts of autonomy, justice and beneficence, or similar ones, useful for analysis of organizational ethics?
*June 19, 2009*

**accounting**

Instructions Identify the internal control principles and their application to cash disbursements of Marais Company. P7-2B The board of trustees of a local church is concerned about the internal accounting controls pertaining to the offering collections made at weekly services...
*February 22, 2009*

**Chemistry**

What happens to iron sulphide when heated an what happens to iron when heated?
*February 8, 2009*

**chemistry**

What chemical test do you use to distinguish between iron and iron sulphide (axcept using a magnet)?
*February 8, 2009*

**Chemistry**

What chemical test (axcept a magnet) to use to distinguish between iron and sulphur?
*February 6, 2009*

**English 1**

How do you write a sonnet and a couplet and a quatrain. How do you know if a syllable is stressed or unsressed by just looking at the word
*November 15, 2008*

**PE**

While I'm running the mile I feel a real pain in my legs and always stop after running a couple of laps. How do I jog and not stop even if there is pain
*November 15, 2008*

**9th grade**

How do you solve [x-1]=[x+3]
*November 15, 2008*

**math**

920%4
*November 4, 2008*

**Books**

How do I get a book published?
*October 30, 2008*

**science**

what are the names given to the diffrent changes of state?
*October 22, 2008*

**Geography.../what does this mean?**

" The earth's physical landscape is the result of conflict between forces..." Explain what this means. Thanks. Is it possible that forces move Earth around, sometimes the movement is opposing another landforce, they collide, and one slide under?
*April 3, 2007*

**Math**

how do we get equation of ellips?
*March 7, 2007*

**science**

I have to find out some facts about the dwarf planet vulcan. I have tried wikipedia but it was no help. Can any one please give me some facts or websites that can. This may be what you need. http://www.space.com/scienceastronomy/astronomy/epsilon_vulcan_000804.html
*February 9, 2007*

**french**

can you tell me which words are feminine or masculine radiateur miroir joueur du cd calendrier réveil boîte des bijoux lampe téléphone mobile vêtements bouteille de l'eau many thanks Thank you for using the Jiskha Homework Help Forum. First...
*February 8, 2007*

**Math(Unit Rate)**

I have a question what is 14 hours in two weeks in ratios
*November 13, 2006*

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