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2006-11-23 23:02:48 · 21 answers · asked by Anonymous in Science & Mathematics Chemistry

21 answers

it depends how much the bottle weighs, as the water should weight close to 2kgs. 1ml of water is 1g.

2006-11-23 23:05:44 · answer #1 · answered by jimmysaxo 3 · 0 0

This is a loaded question for sure. Since a liter of water is a "Volume" and a "Fluid" the answer is: Depends. Depends on the temperature (since, as a fluid cools it contracts and as it warms it expands - at least most liquids anyways). So a liter of "PURE" common water weighs (at 68 degrees F) 1kg. This includes the small amount of "Heavy Water" it will contain naturally. The water has to be "Pure" since if it is contaminated it will have a different weight depending on the makeup of the contaminates and how much contaminate there is. But, as you can see, as you heat water above 68 degrees F or cool it below 68 degrees F the "Volume" of water will change. Heated water will have less water in the liter container thus it will "Weigh" less while cooled water will have more water thus will weigh more (that is until water freezes (that's another story all together LOL). And I am assuming you are going to pour out the contents of the bottle to weigh it. Or else you would have to add the bottle and its label, cap, etc. You get the picture :)

2006-11-23 23:07:28 · answer #2 · answered by Hugo V 3 · 1 1

2 litres of pure water at room temperature and pressure is 2 kgs.
However, being tap water there will be some trace substances in it , this will increase the weight very slightly. Then add on the weight of the bottle.

2006-11-26 08:22:05 · answer #3 · answered by lenpol7 7 · 0 0

Tasha H, while I agree that a certain weight of tap water is always the same weight (assuming your neglecting elevation), his question dealt with a volume, not a weight.

Therefore, to calculate the weight, one must use density. However, density varies at different temperatures. Water is most dense at about 4 degrees Celsius, which is why the water on the bottom of any ocean or lake gets no colder than 4 degrees.

Yet, unless he needs to do this to a deathly precise figure, the density of 1 g per 1 mL is good enough to answer his question.

2006-11-23 23:23:42 · answer #4 · answered by Anonymous · 0 0

2kg plus the weight of the bottle. The density of water is 1 g per cubic cm. One litre weighs 1 Kg

2006-11-24 06:48:43 · answer #5 · answered by ribble_girl 2 · 0 0

2 Kg that's how the metric system was designed, Litre of water weighs 1 Kg and will fit exactly into a 10cm x 10 x 10 container.

2006-11-23 23:07:40 · answer #6 · answered by ♣ My Brainhurts ♣ 5 · 0 0

2 litres = 2000 ml = 2000 cm3

Density of water = 1 g/cm3

So the mass of 2 litres of water is 2000g = 2kg.

2006-11-26 02:58:37 · answer #7 · answered by Kemmy 6 · 0 0

while potable water is properly saved, it could have an indefinite shelf life; even although, it’s a solid theory to apply and replace the saved water each 6 – three hundred and sixty 5 days. Rotating water this variety delivers you with an threat to test and verify the quantity of saved water against what you require. It additionally serves as one greater precaution against bacteria or viruses growing to be in bins which would possibly no longer have been thoroughly or good wiped clean and clean upd. in case you have freezer area, storing some water in the freezer is a solid theory. in case you lose electrical energy, the frozen water will help keep ingredients on your freezer frozen until the potential is restored. be sure you leave 2 to 3 inches of area in bins because of the fact water expands because it freezes

2016-12-13 13:24:09 · answer #8 · answered by santolucito 3 · 0 0

1ml of water takes up one cm^3 and has a mass of one gram. So 2 litres is 2000ml so wieghs 2000g which is 2Kg. Then you have to add the wieght of the bottle of course!

2006-11-25 01:38:15 · answer #9 · answered by Thesmileyman 6 · 0 0

THE S.G. OF WATER IS 1, SO TWO LITRES OF TAP WATER IS 2 Kgs.

2006-11-24 00:35:33 · answer #10 · answered by JOHN 3 · 0 0

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