How many atoms are in 2.5 moles of oxygen gas? I got 1.5 * 10^24 as my answer, but the answer key got 3.0 * 10^24. Also, I thought that oxygen gas took molecules? Is this because oxygen is diatomic? Thank you! Logged Borek ...
10.Gold(III) oxide, Au2O3, can be decomposed to gold metal, Au, plus oxygen gas, O2. How many moles of oxygen gas will form when221 gof solid gold(III) oxide is decomposed? The formula mass of gold(III) oxide is 442. A.0.500 mol ...
计算下列的molar masses1.i2.MgCl23.oxygen gas4.Al(ClO2)3转化下列到克(g)1)2.15 mol MgCl22)7.55×10^(-3)mol O2转化下列到moles.1)117.9g MgCl22)2.3g i在这里主要是moles是个什末概念,和重量单位(克)g是什末关系2.C2H5OH与O2反应吗...生成物是什末?若知道一部分的也请告之对不起啊.1楼的....
The internal energy of one mole of ideal gas is View Solution A gas mixture consists of 3 moles of oxygen and 5 moles of argon at temperature T . Assuming the gases to be ideal and the oxygen bond to be rigid, the total internal energy ( in units of RT ) of the mixture is : ...
3.oxygen gas4.Al(ClO2)3转化下列到 克(g).1)2.15 mol MgCl22)7.55*10^(-3) mol O2转化下列到 moles.1)117.9 g MgCl22)2.3 g Ni在这里主要是moles是个什末概念,和重量单位(克)g是什末关系.2.C2H5OH 与 O2 反应吗...生成物是什末?
3.oxygen gas4.Al(ClO2)3转化下列到 克(g).1)2.15 mol MgCl22)7.55*10^(-3) mol O2转化下列到 moles.1)117.9 g MgCl22)2.3 g Ni在这里主要是moles是个什末概念,和重量单位(克)g是什末关系.2.C2H5OH 与 O2 反应吗...生成物是什末?
8303048-02-Moles
Homework Statement A 4.0 m^3 container of oxygen gas has a gauge pressure of 8x10^5 Pa at 25 degrees c. a) how many moles of oxy are present in the containe?r ANS: 1292 moles b)how many oxy molecules are present? ANS: 7.78E26 oxy (yes, i have the answers but i don't know ...
Sulfuric acid is formed when sulfur dioxide reacts with oxygen and water. a) Write the balanced chemical equation for the reaction. b) If 12.5 mol SO2 react, how many moles of H2SO4 can be produced? How many moles of O2 are needed?
Homework Statement This is a question from a chemistry book Two oxides of a metal contain 27.6% and 30% of oxygen respectively. If the formula of the first oxide is MO, find that of the second? 3. The Attempt at a Solution In the first MO, if the total amount is 100g, then O is...