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449 (g K) / 39.1 (g/mol K) = 11.5 mol K

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Q: How many moles of potassium are contained in 449g of potassium?
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How many moles in 449 g of potassium?

Potassium (chemical symbol K) has atomic number 39.1. Amount of K in 449g sample = 449/39.1 = 11.5mol There are 11.5 moles of potassium in a 449g sample.


How many moles of potassium are contained in 449 g of potassium?

449 g K x 1 mole K/39 g K = 11.5 moles (3 sig figs)


How many moles of atoms are contained in 6.81 x 1024K atoms?

6.81 X 1024 atoms potassium (1 mole K atoms/6.022 X 1023) = 11.3 moles of potassium atoms ========================


How many moles are contained in 245g of potassium bromide?

Potassium bromide is KBr, the atomic mass of this compound is ca. 119.1. no.moles = mass/relitive molecular mass, so in this case that's 245/119.1 = 2.057 moles of KBr.


How many moles are in 12g of potassium?

12 g of potassium is equivalent to 0,307 moles.


Hoy many moles of potassium nitrate are produced when 2 moles of potassium phosphate react wth 2 moles of aluminum nitrate?

there are two moles produced in potassium nitrate.


How many grams are in 34.7 moles of potassium?

34,7 moles of potassium 1 356,7 g.


How many moles of atoms are contained in 382g Co?

How many moles of atoms are contained in 382 g Co


How many moles of potassium chlorate must be used to produce 6 moles if oxygen gas?

Four moles of potassium chlorate are needed.


How many moles potassium chlorate must be used to produce 6 moles of oxygen gas?

We need 3 moles of potassium perchlorate.


How many moles of potassium chlorate are needed to give 1.50 moles of oxygen?

The answer is 1 mole potassium chlorate.


How many moles in potassium bicarbonate?

You did not describe the amount of potassium bicarbonate amount in grams in your question. But if you are about 1 gram of potassium bicarbonate it will be 0.0099 moles in one gram of potassium bicarbonate. 0.0199 moles in 2 grams of potassium bicarbonate.