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Does 40 percent chance of rain mean that it will rain?
No. A 40% chance of rain means that there is a 40% or 2 in 5 chance that it will rain. A 100% chance of rain would mean that it will rain.
What is the percent of oxygen in calcium carbonate?
imagne caco3 as 100 gram sample. so ca is 40% since ca is 40amu and carbon is 12% since c is 12amu and o is 16 amu but you have 3 o so 3*16 48 hence 48% is 0 so the calcium is 40% of caco3 or calcium carbonate
What does a 40 percent chance of rain mean?
A 40 percent chance of rain means that it is slightly more likely that there will not be rain. Sixty percent chance of rain is the opposite. It is slightly more likely that it will rain than not.
What fossil fuel provides 40 percent of the worlds energy?
Coal provides about 40 percent of the world's energy supply. It is a major source of electricity generation in many countries, especially in Asia. However, coal is also a significant contributor to greenhouse gas emissions and air pollution.
What is the percent by mass of oxygen in CaOH2 formula mass 74.1?
Molecular mass of calcium oxide = calcium (40,078) + oxygen (15,9994) = 56,0774 56,0774 CaO--------------40,078 Ca 100 g CaO-----------------x g Ca x = (40,078 x 100)/56,o774 = 71,469 % Ca
How do you convert oxygen saturation of liters per minute into percentage?
Convert 40% oxygen to liters
When totally full a barrel contgains 75 liters of oil how many liters of oil remain if 40 percent has been used?
75*.60=33.75 Liters.
How many liters of a 20 percent alcohol must be mixed with 40 liters of a 90 percent solution to get a 60 percent solution?
Let L be the liters to be added. Then (L) x (0.2) + (40 x 0.9) = (L + 40) x 0.6 0.2L + 36 = 0.6L + 24 36 - 24 = (0.6 - 0.2)L 12 = 0.4L L = 12/0.4 = 120/4 = 30 Liters
What percent of oxygen is present in your atmosphere?
40 percent
How many cu cm in 40 liters?
40 liters = 40 000 cc
How many gallons are 40 liters?
40 liters = 10.57 US gallons.
How many liters in 40 cups?
40 liters equals 169.1 cups.
How many liters of a 50 percent alcohol solution must be mixed with 40 liters of a 90 percent solution to get a 60 percent solution?
mary mixed 2l of an 80% acid solution with 6l of a 20% acid solution. what was the percent of acid in the resulting mixture
How many liters of oxygen are needed to produce 40 L magnesium oxide?
Magnesium oxide is a solid, not measured in litres.
How many liters equal forty gallons?
40 gallons = 151.4 liters
If 90 percent of 1 liter of milk and 60 percent of 40 liters of water resulted in a 67 percent mixture What is the resulting composition of milk in liters?
The equation is as follows: 0.9(1) + 0.6(40) = 0.67x To solve we simplify: 24.9 = 0.67x Then Divide: 24.9/0.67 = x The Answer: 37 liters
How many liters in 40 fluid ounces?
1.18294118 liters
