1 pts Question 22 What is the coefficient of oxygen gas after balancing the following equation?...
1) After balancing the following equation, what is the coefficient for oxygen? CpH6(g) + O2(g) →-CO(g) + __ H2O(g) A) 2 B)5 C)3 D) 4 2) After balancing the following equation, what is the coefficient for LiOH? 2) A) 1 B) 5 C)3 D) 2 E) 4 3) Lithium and nitrogen react to produce lithium nitride: 3) 6Li(s)+N2(8) - 2Li3N(s) How many moles of lithium nitride are produced when 0.450 mol of lithium react in this fashion? C) 0.225 A)...
What is the coefficient of Bi3+ after balancing the following equation? Bi3+(aq) + Fe3+(aq) + H2O => BiO31- + Fe2+ + H+(aq) a. 1 b. 2 c. 3 d. 4 e. None of these
What is the coefficient of H2O in the balanced equation below after balancing it in acidic medium using the smallest possible whole number coefficients? And which is the oxidizing agent? As 04 (s) + NO2 (aq) --> AsO4 (aq) + NO (g) Note that NO2 (-) is nitrite (N-O-Subscript 2 and has a negative one charge) d) 2, As204 oa) 2, NO2 (-) Ob) 4, NO2 (-) O c) 4, As204
Please help thank you!! QUESTION 6 What is the coefficient for OH after balancing the following reaction in basic medium? (Please note that element X and Y are NOT Hydrogen, Oxygen or group 1 A 2 A or 7 A elements. Also, because this is not a calculation, your answer should be a whole number, so do not write answer in 3 sig. fig.) X04 - Y2042- - YO2 + XO2 QUESTION 7 How many electrons are transferred in the...
Question 22 1 pts What volume of oxygen, measured at STP, can be produced by the decomposition of potassium chlorate if 20.0 g of the salt (KCIO;) is completely decomposed into potassium chloride and oxygen gas? @ 1.83 L 2.44 L 3.66 L 2.14 L 5.55 L Question 23 1 pts 1.00 g of Fe3O4 is formed in the reaction 4 H2O(g) + 3 Fe(s) → Fe3O4(s) + 4 H2(g). How many liters of hydrogen are also formed, if measured...
Question 23 7 pts Balance the chemical equation below: ___C4H20+_02 ---> __CO2+_H20 What coefficient was placed in front of oxygen gas?
QUESTION 1 Alter balancing the following reaction under acidic conditions, what is the coefficient for the species, BIO ? Mn 2 (aq) + BIO 3- (aq) B: 3+ (aq) + MnO4- (aq) (Acidic conditions) 01
1) How many moles are there in a 3.967 sample of NaOH? 2) After balancing the following equation, what would be the coefficient that would be needed for Mg3(PO4)2? Mg + H3PO4 → Mg3(PO4)2 + H2 3)According to the following balanced chemical equation, how many moles of iron(III)chloride will be produced from 3.8 moles of iron? 2Fe(s) + 3Cl2(g) → 2FeCl3(s)
After balancing the following redox reaction, what is the coefficient of H+? MnO4-(aq) + SO2(g) + H2O(l) → Mn2+(aq) + SO42-(aq) + H+ (aq)
What is the coefficient of hydrogen when the following equation is balanced? __Na + __H2O --> __NaOH + __H2 When the following equation is balanced the coefficient of oxygen is ___. __C3H4 + __O2 ----> __CO2 + __H2O a. 1 b. 2 c. 3 d. 4 Which of the following best represents a balanced equation for the reaction of nitrogen gas and chlorine gas to form nitrogen trichloride? a. N2 + 3 Cl2 --> 2 NCl3 b. 2 N + 3...