chemistry

1) What 2 resources are used up as a candle burns?

2) What has happened to the atoms in these resources?

3) Is it possible to recover these 2 resources after theyve been used?

  1. 👍
  2. 👎
  3. 👁
  4. ℹ️
  5. 🚩
  1. oxygen and candle wax.
    Forms CO2 and water
    I think the answer to #3 is no; however, O2 can be recovered with enough time and energy.

    1. 👍
    2. 👎
    3. ℹ️
    4. 🚩

Respond to this Question

First Name

Your Response

Similar Questions

  1. Maths

    A cylindrical candle of diameter 8cm and height 7cm is lit. After burning, a hemispherical depression of diameter 4cm is left in the candle. Find the volume and surface area of this partially burnt candle.

  2. Precalculus

    The height (in centimeters) of a candle is a linear function of the amount of time (in hours) it has been burning. When graphed, the function gives a line with a slope of -0.4 . Suppose that the height of the candle after 13 hours

  3. Maths

    Amita wants to make a mold for a candle. She wants the shape of the candle to be rectangular prism with a volume of exactly 28 cubic cm. The answer for this question is given as 10 molds. Can you explain in detail how the answer

  4. Chemistry

    Write a word and balanced chemical equation for a burning candle. I know that the paraffin in the candle has the formula C20H42 , but I don't know what else to do...

  1. Chemistry

    The standard heat of combustion of eicosane, C20H42 (s), a typical component of candle wax, is -1.332 x 104 kJ/mol (consider this number to be exact in your calculations), when it burns in pure oxygen, and the products are cooled

  2. Maths

    Andrea has three candles. Explain how she can use the yellow candle to find out if the red candle is shorter or taller than the blue candle.

  3. math

    I kind of owe someone a favor :P and I have no idea A candle burns down at the rate of 0.5 inches per hour. The original height of the candle was 9 inches. Part A: Write a list of 6 ordered pairs to show the height of the candle

  4. chemistry

    a candle was 27.9 grams. the mass of the candle that burned in 3 minutes was 7.2 grams. a) How many moles of wax were in the candle before it burned ? b) How many molecules are in the candle before it burned? c) How many moles of

  1. Physics

    An image of a candle is produced by a convex lens 14 cm away. If the focal length of the lens is 7 cm, how far from the lens is the candle placed? (USe the thin lens equation) For this question, how would you know whether the

  2. science

    Calculate the heat of combustion of candle wax in kJ/mole. The standard heat of formation (∆Hf ) of candle wax (C20H42) is -2230 kJ/mole. The standard heat of formation (∆Hf ) of carbon dioxide is -394 kJ/mole. The standard

  3. Algebra

    please help Ahmad is choosing between two exercise routines. In Routine #1, he burns 22 calories walking. He then runs at a rate that burns 15.5 calories per minute. In Routine #2, he burns 48 calories walking. He then runs at a

  4. math

    A candle is 17 in. tall after burning for 3 hours. After 5 hours, it is 15 in. tall. Write a linear equation to model the relationship between height h of the candle and time t. Predict how tall the candle will be after burning 8

View more similar questions or ask a new question.