44) What is the coefficient of phosphorus after balancing the following equation?__ P(s) + __ O2 (g) º __ P2O5 (s)(a) 1 (b) 2(c) 4 (d) 5(e) none of the above45) What is the coefficient of chlorine gas after balancing the following equation?__ Fe(s) + __ Cl2 (g) º __ FeCl3 (s)(a) 1 (b) 2(c) 3 (d) 4(e) none of the above46) What is the coefficient of oxygen gas after balancing the following equation?__ HgO(s) º __ Hg(s) + __ O2 (g)(a) 1 (b) 2(c) 3 (d) 4(e) none of the above47) Which of the following types of chemical reactions is illustrated below?2 Sr(s) + 2 H2O(l) º 2 Sr(OH)2 (aq) + H2 (g)(a) combination (b) decomposition(c) single replacement (d) double replacement(e) neutralization48) What is the predicted product from the following reaction? Al(s) + O2 (g) º(a) AlO (b) Al2O(c) AlO2(d) Al2O3(e) Al3O249) Which of the following solid compounds is soluble in water?(a) NiCO3(b) PbCrO4(c) Ag3PO4(d) CuS(e) Ba(OH)250) What are the products from the following double replacement reaction?BaCl2 (aq) + K2SO4 (aq) º(a) BaS and KClO4(b) BaSO3and KCl(c) BaSO3 and KClO4(d) BaSO4 and KCl(e) BaSO4and KClO451) What is the # of oxygen atoms that have a mass of 16.00 g?(a) 1 (b) 8(c) 16 (d) 6.02 x 1023(e) none of the above52) What is the molar mass of aluminum chlorate, Al(ClO3)3?(a) 277.33 g/mol (b) 325.33 g/mol(c) 331.29 g/mol (d) 421.33 g/mol(e) 456.78 g/mol53) What is the mass of 5.55 x 1022formula units of CaCl2?(a) 0.0922 g (b) 0.0977 g(c) 10.2 g (d) 10.8 g(e) 1200 g54) How many helium atoms are in 10.0 L of He gas at STP?(a) 1.35 x 1024atoms (b) 2.69 x 1021atoms(c) 2.69 x 1023atoms (d) 6.02 x 1022atoms(e) 6.02 x 1024atoms55) The first inert gas compound to be synthesized was XePtF6. What is the masspercentage of fluorine in the compound?(a) 4.31% (b) 5.50%(c) 25.9% (d) 29.8%(e) 44.3%56) If 6.00 mol of cobalt combines with 9.00 mol of sulfur, what is the empirical formulaof the cobalt sulfide product?(a) Co2S3(b) Co3S2(c) Co6S9(d) Co9S6(e) none of the above57) Calculate the empirical formula for butyric acid given its percent composition:54.53% C, 9.15% H, and 36.32% O.(a) C1H1O1(b) C2H4O1(c) C2H3O1(d) C5H9O2(e) C6H9O3 Please answer all question explain use the word because and give correct letter
44) What is the coefficient of phosphorus after balancing the following equation?__ P(s) + __ O2 (g) º __ P2O5 (s)(a) 1 (b) 2(c) 4 (d) 5(e) none of the above45) What is the coefficient of chlorine gas after balancing the following equation?__ Fe(s) + __ Cl2 (g) º __ FeCl3 (s)(a) 1 (b) 2(c) 3 (d) 4(e) none of the above46) What is the coefficient of oxygen gas after balancing the following equation?__ HgO(s) º __ Hg(s) + __ O2 (g)(a) 1 (b) 2(c) 3 (d) 4(e) none of the above47) Which of the following types of chemical reactions is illustrated below?2 Sr(s) + 2 H2O(l) º 2 Sr(OH)2 (aq) + H2 (g)(a) combination (b) decomposition(c) single replacement (d) double replacement(e) neutralization48) What is the predicted product from the following reaction? Al(s) + O2 (g) º(a) AlO (b) Al2O(c) AlO2(d) Al2O3(e) Al3O249) Which of the following solid compounds is soluble in water?(a) NiCO3(b) PbCrO4(c) Ag3PO4(d) CuS(e) Ba(OH)250) What are the products from the following double replacement reaction?BaCl2 (aq) + K2SO4 (aq) º(a) BaS and KClO4(b) BaSO3and KCl(c) BaSO3 and KClO4(d) BaSO4 and KCl(e) BaSO4and KClO451) What is the # of oxygen atoms that have a mass of 16.00 g?(a) 1 (b) 8(c) 16 (d) 6.02 x 1023(e) none of the above52) What is the molar mass of aluminum chlorate, Al(ClO3)3?(a) 277.33 g/mol (b) 325.33 g/mol(c) 331.29 g/mol (d) 421.33 g/mol(e) 456.78 g/mol53) What is the mass of 5.55 x 1022formula units of CaCl2?(a) 0.0922 g (b) 0.0977 g(c) 10.2 g (d) 10.8 g(e) 1200 g54) How many helium atoms are in 10.0 L of He gas at STP?(a) 1.35 x 1024atoms (b) 2.69 x 1021atoms(c) 2.69 x 1023atoms (d) 6.02 x 1022atoms(e) 6.02 x 1024atoms55) The first inert gas compound to be synthesized was XePtF6. What is the masspercentage of fluorine in the compound?(a) 4.31% (b) 5.50%(c) 25.9% (d) 29.8%(e) 44.3%56) If 6.00 mol of cobalt combines with 9.00 mol of sulfur, what is the empirical formulaof the cobalt sulfide product?(a) Co2S3(b) Co3S2(c) Co6S9(d) Co9S6(e) none of the above57) Calculate the empirical formula for butyric acid given its percent composition:54.53% C, 9.15% H, and 36.32% O.(a) C1H1O1(b) C2H4O1(c) C2H3O1(d) C5H9O2(e) C6H9O3 Please answer all question explain use the word because and give correct letter
44) What is the coefficient of phosphorus after balancing the following equation?__ P(s) + __ O2 (g) º __ P2O5 (s)(a) 1 (b) 2(c) 4 (d) 5(e) none of the above45) What is the coefficient of chlorine gas after balancing the following equation?__ Fe(s) + __ Cl2 (g) º __ FeCl3 (s)(a) 1 (b) 2(c) 3 (d) 4(e) none of the above46) What is the coefficient of oxygen gas after balancing the following equation?__ HgO(s) º __ Hg(s) + __ O2 (g)(a) 1 (b) 2(c) 3 (d) 4(e) none of the above47) Which of the following types of chemical reactions is illustrated below?2 Sr(s) + 2 H2O(l) º 2 Sr(OH)2 (aq) + H2 (g)(a) combination (b) decomposition(c) single replacement (d) double replacement(e) neutralization48) What is the predicted product from the following reaction? Al(s) + O2 (g) º(a) AlO (b) Al2O(c) AlO2(d) Al2O3(e) Al3O249) Which of the following solid compounds is soluble in water?(a) NiCO3(b) PbCrO4(c) Ag3PO4(d) CuS(e) Ba(OH)250) What are the products from the following double replacement reaction?BaCl2 (aq) + K2SO4 (aq) º(a) BaS and KClO4(b) BaSO3and KCl(c) BaSO3 and KClO4(d) BaSO4 and KCl(e) BaSO4and KClO451) What is the # of oxygen atoms that have a mass of 16.00 g?(a) 1 (b) 8(c) 16 (d) 6.02 x 1023(e) none of the above52) What is the molar mass of aluminum chlorate, Al(ClO3)3?(a) 277.33 g/mol (b) 325.33 g/mol(c) 331.29 g/mol (d) 421.33 g/mol(e) 456.78 g/mol53) What is the mass of 5.55 x 1022formula units of CaCl2?(a) 0.0922 g (b) 0.0977 g(c) 10.2 g (d) 10.8 g(e) 1200 g54) How many helium atoms are in 10.0 L of He gas at STP?(a) 1.35 x 1024atoms (b) 2.69 x 1021atoms(c) 2.69 x 1023atoms (d) 6.02 x 1022atoms(e) 6.02 x 1024atoms55) The first inert gas compound to be synthesized was XePtF6. What is the masspercentage of fluorine in the compound?(a) 4.31% (b) 5.50%(c) 25.9% (d) 29.8%(e) 44.3%56) If 6.00 mol of cobalt combines with 9.00 mol of sulfur, what is the empirical formulaof the cobalt sulfide product?(a) Co2S3(b) Co3S2(c) Co6S9(d) Co9S6(e) none of the above57) Calculate the empirical formula for butyric acid given its percent composition:54.53% C, 9.15% H, and 36.32% O.(a) C1H1O1(b) C2H4O1(c) C2H3O1(d) C5H9O2(e) C6H9O3 Please answer all question explain use the word because and give correct letter
44) What is the coefficient of phosphorus after balancing the following equation? __ P(s) + __ O2 (g) º __ P2O5 (s) (a) 1 (b) 2 (c) 4 (d) 5 (e) none of the above 45) What is the coefficient of chlorine gas after balancing the following equation? __ Fe(s) + __ Cl2 (g) º __ FeCl3 (s) (a) 1 (b) 2 (c) 3 (d) 4 (e) none of the above 46) What is the coefficient of oxygen gas after balancing the following equation? __ HgO(s) º __ Hg(s) + __ O2 (g) (a) 1 (b) 2 (c) 3 (d) 4 (e) none of the above 47) Which of the following types of chemical reactions is illustrated below? 2 Sr(s) + 2 H2O(l) º 2 Sr(OH)2 (aq) + H2 (g) (a) combination (b) decomposition (c) single replacement (d) double replacement (e) neutralization 48) What is the predicted product from the following reaction? Al (s) + O2 (g) º (a) AlO (b) Al2O (c) AlO2 (d) Al2O3 (e) Al3O2 49) Which of the following solid compounds is soluble in water? (a) NiCO3 (b) PbCrO4 (c) Ag3PO4 (d) CuS (e) Ba(OH)2 50) What are the products from the following double replacement reaction? BaCl2 (aq) + K2SO4 (aq) º (a) BaS and KClO4 (b) BaSO3 and KCl (c) BaSO3 and KClO4 (d) BaSO4 and KCl (e) BaSO4 and KClO4 51) What is the # of oxygen atoms that have a mass of 16.00 g? (a) 1 (b) 8 (c) 16 (d) 6.02 x 1023 (e) none of the above 52) What is the molar mass of aluminum chlorate, Al(ClO3 )3? (a) 277.33 g/mol (b) 325.33 g/mol (c) 331.29 g/mol (d) 421.33 g/mol (e) 456.78 g/mol 53) What is the mass of 5.55 x 1022 formula units of CaCl2? (a) 0.0922 g (b) 0.0977 g (c) 10.2 g (d) 10.8 g (e) 1200 g 54) How many helium atoms are in 10.0 L of He gas at STP? (a) 1.35 x 1024 atoms (b) 2.69 x 1021 atoms (c) 2.69 x 1023 atoms (d) 6.02 x 1022 atoms (e) 6.02 x 1024 atoms 55) The first inert gas compound to be synthesized was XePtF6 . What is the mass percentage of fluorine in the compound? (a) 4.31% (b) 5.50% (c) 25.9% (d) 29.8% (e) 44.3% 56) If 6.00 mol of cobalt combines with 9.00 mol of sulfur, what is the empirical formula of the cobalt sulfide product? (a) Co2S3 (b) Co3S2 (c) Co6S9 (d) Co9S6 (e) none of the above 57) Calculate the empirical formula for butyric acid given its percent composition: 54.53% C, 9.15% H, and 36.32% O. (a) C1H1O1 (b) C2H4O1 (c) C2H3O1 (d) C5H9O2 (e) C6H9O3
Please answer all question explain use the word because and give correct letter
Definition Definition Transformation of a chemical species into another chemical species. A chemical reaction consists of breaking existing bonds and forming new ones by changing the position of electrons. These reactions are best explained using a chemical equation.
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