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Question 28 2 pts How many moles of chlorine react with 0.133 moles of methane (CH,)?...
QUESTION 18 How many moles phosphorous (P) is required to react with 3.5 moles of Chlorine (Cl) in the following chemical reaction? P4 + 6 Cl2 + 4 PC13 0.58 a. ob 0.21 c. 1.5 d. 1.7
3. For the chemical reaction CH(9) + 4C12(g) → CCIC) + 4HC(9) a. how many grams of Cl2 are needed to produce 4.75 g of CCL? b. how many grams of HCI will be produced from 0.083 g of CH4? c. how many grams of CH4 are needed to react with 2.30 g of Cl2? d. how many grams of CCl4 are produced at the same time that 1.23 g of HCI are produced? 4. Tungsten (W) metal, used to...
2. You have 15 grams of Chlorine gas. Calculate how many moles of Chlorine you have (hint: look up the chemical formula for Chlorine)
24) How many moles of oxygen, O2, are required to react with 6.0 moles of CH OH? 2 CH OH 3 O: 2 CO: + 4 H2O
Balance the equations given, then answer the question. How many moles of Chlorine (Cl) will be needed to produce 10.9 moles of Iron (III) Chloride (FeCl_3)? If 1.89 moles of iron (III) Chloride (FeCl_3) are produced, how many grams of Iron (Fe) reacted? _____ MgO + _____ H_2 O rightarrow _____ Mg(OH)_2 How many Magnesium Hydroxide (Mg(OH)_2) is produced, in grams when 48.0 g of MgO react with an excess of H_2O? How many grams Magnesium Oxide (MgO) is necessary...
How many liters of oxygen are needed to exactly react with 13.8 g of methane at STP? CH4(g) + 2 O2(g) → CO2(g) + 2 H2O(l)
Question 27 2 pts How many moles of oxygen atoms are in 2.30 moles of Mg(C, H:02),? 9.20 moles O 4.60 moles O 1.15 moles 2.30 moles 0.575 moles Question 28 2 pts Crenation of red blood cells occurs when the cells are placed in a(n) Ophysiological saline solution isotonic solution ОООО hypertonic solution hypotonic solution Question 29 2 pts What is the oxidation state of carbon in C2H4O? -2 +2 0 +1 0-1 U Question 30 2 pts Use...
(3 pts.) 3 If 3.0 moles of potassium react with excess oxygen, how many moles of potassium oxide will form? 4 K(s) + O₂(g) → 2 K₂O(s) (3 pts.) 4 How many grams of potassium oxide can be produced from 4.50 g of K and an excess of O, based on the equation in question 3?
help with All 8 questions please
Question 13 2 pts How many moles of carbon are there in 19.3 g of sucrose, CH120.? Use 180.16 g/mol as the mw of ose. Give your answer three decimal places. su Question 14 3 pts A sample of C6H12 has 34.5 g of carbon. How many moles of CH 12 are there? Use 12.01 g/mol as the mw of carbon and 84.16 g/mol as the mw of C6H12. Give your answer to three...
QUESTION 16.1 POINT How many nitrogen molecules are generated when 7.1 moles of ammonia react, according to the following equation? 3PbO+ 2NH3 3Pb + N2 + 3H2O Select the correct answer below: O 8.6 x 10 O 4.3 X 1024 O 85 x 102 O 2.1 x 1024