equation

  1. C

    Help,chem 104 quiz balance equation s?

    2 part question/ PART ONE assume this to be an ideal gas,what volume of ammonia gas,NH3,in liters is produced at STP by the complete(UN-BALANCED) reaction of 100g of nitrogen,N2 with excess hydrogen? N2+H2+NH3 PART TWO/How much ammonia gas is generated if we react 200grams of N2 Please show...
  2. J

    Is there an equation relating the distance an object is away from you to the

    speed it travels relative to you? I have known this for awhile, but it just started to bother me: while driving, trees that are closer to me move quicker than the ones further away, relative to me and in my vision. 2D platforming games do this too, having several backgrounds and scrolling the...
  3. Z

    Write down a mathematical equation using this traveling wave. (Physics)?

    The maximum transverse displacement of the string from its equilibrium position is 5 cm. At a fixed instant in time, the distance between two points where the string has zero displacement from its equilibrium position is 40. At a first position along the string, you observe that the string has...
  4. K

    The demand for a fitness video game roughly follow the equation...

    ...p=120-12sqrt(x), when x is between 0 and 89, w? The demand for a fitness video game roughly follow the equation p=120-12sqrt(x), when x is between 0 and 89, where p is the unit price and x is the number of units sold. It costs the supplier C=(-0.04x^2)+50x+700 dollars to sell a total of x...
  5. T

    Keeping God in the Equation - Sep 16,2012

    "Jesus says we have the victory but when the demonic attacks come, we are either sifted out or display weakness instead of having such victory Jesus left us with against him." Topic: Speaking on power and authority we have in the name of Jesus.authority | power | prayers | victory | Adrienna...
  6. D

    Compound Interest Equation help?

    The population of a city 10 years ago was 150,000. Since then, the population has increased at a steady rate each year. The population is currently 185,000. a) Write an exponential function that could be used to model the population after x years if the population changes at the same rate. b)...
  7. R

    How to write equation for an AC-DC circuit with four switches?

    In addition to 4 switches there is an input and output LC filter. this arrangement is used for inductor voltage control and capacitor voltage control methods. with these methods we can achieve unity power factor.
  8. L

    What equation do I use to find the work done when I don't know the distance traveled?

    A roller coaster car with a mass of 343.7 kg starts from a height of 132.6 meters above the ground just before rolling down the frictionless track. Using conservation of energy, find the speed of the car just as it reaches the ground. ANSWER: 50.98m/s After the car reaches the ground, it...
  9. T

    How to make this riddle into an equation for class!?

    As I was going to St. Ives, I met a man with seven wives, Each wife had seven sacks, each sack had seven cats, Each cat has seven kits: kits, cats, sacks and wives, How many were going to St. Ives? I would like to put a different twist to this riddle. If we let x represent people and cats...
  10. B

    Translate the following situation into an equation. Do not solve.“There are

    seven less than twice the marbles? “There are seven less than twice the marbles in Tim’s box as there are in Amelia’s box. Chris has six more marbles than Amelia. How many marbles does Amelia have if together the three of them have 95 marbles?”
  11. S

    Math equation: A cyclist bikes at a constant speed for 23 miles...?

    "A cyclist bikes at a constant speed for 23 miles. He then returns home at the same speed but takes a different route. His return trip takes one hour longer and is 28 miles. Find his speed." I know the answer is 5 mph because I have the answer key, but that doesn't help me learn :) I can't...
  12. P

    Please help me write an equation for traveling 2 miles every 3 minutes?

    The relationship between the amount of time a zebra runs at mximum speed and the distance it covers giong 2 miles every 3 minutes. I need an equation to describe the relationship
  13. H

    the cost per week, c in dollars of producing n dvd's is given by the equation

    c=3n+600.? find the slope of the line represented by this equation how much would the cost increase if 4 additional dvd's were produced
  14. S

    Amnesty= Civil War. This is a solid equation in this current time, the

    certainty is undeniable, why argue? Evil Orange, YOU don't understand! Italian LEGAL immigrants at the time worked hard, did not have entitlements, or even a since of entitlement! They assimilated to American culture and spoke English! Illegals today do NOT pay taxes for the most part, do...
  15. S

    how to solve this equation: N³-N-336 = 0?

    plz also explain the detail of question
  16. B

    Quadratic Question - How to manipulate this equation to find speed of boat?

    The safe stopping distance, in meters, for a boat that is traveling at "v" kilometers per hour in calm water can be modeled by the relation "d= 0.002(2v^2 +10v +3000)". What is the initial speed of the boat if it takes 15m to stop? Please solve and show your work.
  17. B

    Need help with making a prediction equation?

    Ok, so this if for a math project/survey. How many hours of video games do u plays a day? 1hour-15 people 2 hours-18 3 hours-12 4 hours-10 hours-7 6+ hours-18 what would be the prediction equation for that?
  18. B

    Could Einstein's riddle be solved easier with an equation?

    Eisntein's 'who own the fish' riddle. I keep looking at it and thinking that it would be so much easier with an equation. Would it work if I made it into a big equation with Brit=red, Swede=dog, Green<White, etc.? Would that yield a decent answer, or am I just being too hopeful?
  19. A

    How do you find a prediction equation to show a relation?

    The Cody Company ran a study of its sales force and learned that the average number of years experience for each sales teams was in direct relation to annual sales volume. Use the data below to answer. Annual Sales (in thousands): 46, 35, 51, 42, 33, 50, 30 Average Years of...
  20. L

    I need to strategies to discuss with this equation.?

    If 1.5 lbs of fish cost $6.12 then what is the cost for 3.5 lbs. need 2 thoughts and theories resolving this question What is the math formula and number rules to this How would you set up the equation and using Mental Math describe to me how you can teach me how to understand resolving this...
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