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Chapter 7 - Review Chemical Quantities. Milbank High School. Chapter 7 - Review. What SI unit is used to measure the number of representative particles in a substance? How many moles of Tungsten atoms are there in 4.8 x 10 25 atoms of Tungsten?
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Chapter 7 - ReviewChemical Quantities Milbank High School
Chapter 7 - Review • What SI unit is used to measure the number of representative particles in a substance? • How many moles of Tungsten atoms are there in 4.8 x 1025 atoms of Tungsten? • How many moles of Ag atoms are there in 1.8 x 1020 atoms of Ag?
Chapter 7 - Review • How many atoms are there in 5.70 mol of hafnium? • How many atoms are there in 0.075 mol of titanium? • How many molecules are there in 2.10 mol of CO2?
Chapter 7 - Review • How many moles of He are there in 2.4 x 1024 helium atoms?
Chapter 7 - Review • How many moles of sulfur trioxide are in 2.4 x 1024 molecules of SO3? • What is the gram formula mass of gold (III) chloride, AuCl3? • What is the gram formula mass of chromic sulfate, Cr2(SO4)3? • What is the gram formula mass of ammonium carbonate, (NH4)2CO3?
Chapter 7 - Review • Name the types of representative particles • Avogadro’s number of representative particles is equal to one _____.
Chapter 7 - Review • What is the value of Avogadro’s number? • How do you determine the gram atomic mass?
Chapter 7 - Review • How many grams are in 0.900 mol Pd?
Chapter 7 - Review • What is the mass in grams of 5.90 mol octane, C8H18? • What is the number of moles in 432 grams of barium nitrate, Ba(NO3)2? • What is the number of moles in 15.0 grams of AsH3? • How many moles in 0.25 grams of (NH4)2Cr2O7?
Terms • Gram formula mass • Molar mass • Gram atomic mass • Gram molecular mass • Molar volume • Representative particle • Mole • Avogadro’s number • Percent composition • Standard temperature