Chemistry

Chemistry, 17.10.2019 19:30, aneecia082203

Mg + 2hcl --> mgcl2 + h2 if 4.8 moles of hcl reacts with excess magnesium, how many moles of magnesium chloride will be produced?

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Chemistry, 10.07.2019 07:30, rolo7105

When magnesium reacts with hydrochloric acid, hydrogen gas is formed: 2hcl + mg → h2 + mgcl2. what is the volume of hydrogen produced at 25°c and 101.3 kilopascals when 49.0 grams of hcl reacts with excess magnesium? use the periodic table and ideal gas resource. a. 1.38 l b. 2.76 l c. 16.4 l d. 32.9 l e. 33.1 l

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Chemistry, 24.07.2019 23:30, champton79

Mg + 2hcl --> mgcl2 + h2 find the mass in grams of hydrogen gas produced when 14.0 moles of hcl is added to an excess amount of magnesium.

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Chemistry, 18.09.2019 15:30, fezez5304

Me given the reaction, pcl3 + cl2 imported asset pcl5, if 3.00 moles of cl2 are used, then how many moles of pcl5 are made? 6.00 moles 5.00 moles 3.00 moles 1.00 mole given the reaction, fe2o3 + 3 co imported asset 2 fe + 3 co2, if 12.0 moles of co2 are made, then how many moles of co were used? 12.0 moles 6.0 moles 4.0 moles 3.0 moles given the reaction, 2 so2 + o2 imported asset 2 so3, if 4 moles of so2 are used, then how many moles of so3 are made? 4 moles 2 moles 1 mole 1/2 mole using the equation, 4fe + 3o2 imported asset 2fe2o3, if 6 moles of oxygen and an excess of iron were available, how many moles of iron (iii) oxide would be produced? 3 moles 4 moles 5 moles 6 moles how much volume would 2.00 moles of gas take up, under standard temperature and pressure conditions? 11.2 l 22.4 l 33.6 l 44.8 l if you have 3.0 liters of an unknown gas, at standard temperature and pressure conditions, then you can calculate what about that gas? mass density moles of representative particles mass and moles of representative particles when magnesium metal and an aqueous solution of hydrochloric acid combine, they produce an aqueous solution of magnesium chloride and hydrogen gas. using the equation, mg (s) + 2hcl (aq) imported asset mgcl2 (aq) + h2 (g), if 48.6 g of mg and 150.0 g of hcl are allowed to react, identify the limiting reagent. mg hcl mgcl2 h2 when magnesium metal and an aqueous solution of hydrochloric acid combine, they produce an aqueous solution of magnesium chloride and hydrogen gas. using the equation, mg (s) + 2hcl (aq) imported asset mgcl2 (aq) + h2 (g), if 24.3 g of mg and 75.0 g of hcl are allowed to react, calculate the mass of h2 that is produced. 1.00 g 2.00 g 4.00 g 5.00 g the limiting reagent is the reactant that is completely consumed in a chemical reaction and limits the amount of product. true false ammonia gas is formed from nitrogen gas and hydrogen gas, according to the following equation: n2 (g) + 3h2 (g) imported asset 2nh3 (g). if 84.0 g of nitrogen gas is allowed to react with an excess of hydrogen gas to produce 85.0 g of ammonia, what is the percent yield of this reaction? 42.2% 65.0% 70.3% 83.3% red mercury (ii) oxide decomposes to form mercury metal and oxygen gas according to the following equation: 2hgo (s) imported asset hg (l) + o2 (g). if 3.55 moles of hgo decompose to form 1.54 moles of o2 and 618 g of hg, what is the percent yield of this reaction? 13.2% 42.5% 56.6% 86.5% ammonia gas is formed from nitrogen gas and hydrogen gas according to the following equation: n2 (g) + 3h2 (g) imported asset 2nh3 (g). if 112 grams of nitrogen gas is allowed to react with an excess of hydrogen gas to produce 120 grams of ammonia, what is the percent yield of this reaction? 44.1% 66.2% 88.3% 96.4% once the percent yield has been determined for a reaction, that percent yield will never vary. true false the theoretical yield for a chemical reaction can not be calculated until the reaction is completed. true false

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Chemistry, 06.10.2019 08:00, milkshakegrande101

Magnesium (mg) reacts with chlorine gas (cl2) to produce magnesium chloride (mgcl2). how many grams of mg will reacts with 2 moles of cl2?

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Mg + 2hcl --> mgcl2 + h2 if 4.8 moles of hcl reacts with excess magnesium, how many moles of mag...

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