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Find the mass of potassium

Potassium has an atomic mass of 39.10amu. a sample of potassium is made up of isotopes potassium-39 (mass=38.964) and
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2. asked by Skylar
3. 930 views
Potassium-40 undergoes radioactive decay to become argon-40. The half-life is 1.3 billion years. Which measurement would be most
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2. 30 views
What mass of sulfuric acid, H2SO4, is required to react with 3.27 g of potassium hydroxide, KOH? The products of this reaction
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2. asked by felix
3. 397 views
What mass of sulfuric acid, H2SO4, is required to react with 3.27 g of potassium hydroxide, KOH? The products of this reaction
1. 2 answers
2. asked by felix
3. 1,436 views
What mass of sulfuric acid, H2SO4, is required to react with 1.27 g of potassium hydroxide, KOH? The products of this reaction
1. 1 answer
2. asked by Angel Wills
3. 3,727 views
Find the mass of potassium chloride and volume of oxygen at STP liberated when 0.5 moles of potassium chlorate are heated.Also
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2. asked by carly
3. 446 views
Use the chemical equation to answer the question.4K(s) + O2(g) → 2K2O(s) The molar mass of potassium (K) is 39 g/mol. The
1. 1 answer
2. 18 views
Use the chemical equation to answer the question. 4K(s) + O₂(g) → 2K₂O(s) The molar mass of potassium (K) is 39 g/mol. The
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2. 88 views
Use the chemical equation to answer the question. 4K(s) + O2(g) → 2K2O(s) The molar mass of potassium (K) is 39 g/mol. The
1. 1 answer
2. 61 views
Use the chemical equation to answer the question. 4K(s) + O2(g) → 2K2O(s) The molar mass of potassium (K) is 39 g/mol. The
1. 1 answer
2. 69 views