pH 2
To calculate the mass of 1.0 x 10^12 molecules of O2, you need to first determine the molar mass of O2, which is approximately 32 g/mol. Then, divide the number of molecules by Avogadro's number to convert to moles, and finally multiply by the molar mass to find the mass. The mass of 1.0 x 10^12 molecules of O2 would be approximately 0.53 grams.
To calculate the mass of 2x10^12 atoms of potassium, you first need to find the molar mass of potassium (39.10 g/mol). Then, divide the number of atoms by Avogadro's number to get the moles of potassium. Finally, multiply the moles by the molar mass to find the mass in grams, which in this case would be 0.01566 grams.
Between 1012 and 1102 degrees Celsius. The melting point varies greatly since there are many different compositions of tourmaline.
To find the mass of 1.00 x 10^12 lead atoms, you would first determine the molar mass of lead (Pb), which is 207.2 g/mol. Then, divide the total number of atoms by Avogadro's number to get the number of moles, and finally multiply by the molar mass to get the mass. So, the mass of 1.00 x 10^12 lead atoms is approximately 3.14 x 10^-9 grams.
The radius of gold is 144 picometers, so....,144 picometers (103/1012)= 1.44 X 10 -7 mm------------------------so,4.0 mm/1.44 X 10 -7 mm= 2.8 X 107 * 2 ( because you need to double radius to get diameter end to end )= 5.6 X 107 gold atoms lined up======================
There can be no solution to a number. That is like asking what is the solution to 3!
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1012
A light year is 9.4607 x 1012 kilometres, so 63 times that would be almost 600 x 1012 kilometres 1012 = 1,000,000,000,000
1012 x 1012 = 1024 That would be a ' 1 ' with 24 zeros after it.
percent of 1012 = 101200%= 1012 * 100%= 101200%
I would write it as 2.515*1012
1 trillion = 1012 so 32.1 trillion = 32.1*1012 = 3.21*1013 in standard form.
1012 pennies is £10.12. If you meant 1012 this is 1010 or 10,000,000,000 pounds
1012 + 13334333574 = 13334334586
46
1012 506,2 253,2,2 23,11,2,2