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When steam is passed over a hot iron metal, hydrogen gas and iron III oxide are formed. What is the mass of steam required to react completely with 100 g of iron?
Mass of steam required=48.4g
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205 gram hydrogen sulfide reacts with 75.0 g oxygen to produce sulfur and water. Find: a) Gram of sulfur formed b) gram of excess reactant used up c) gram of excess reactant that remained unreacted
H2S + O2 --->>H2O + SMolar mass of H2S = 34.1= 205/34.1 = 6.0112 molesMolar mass of oxygen = 31.99875/31.998 = 2.344 molesMole ratio in both cases = 1:1= 2.344+6.0112...
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After 300 seconds, half of nitrogen (IV) oxide gas has reacted. How much of the gas will react after 900 second if the reaction is first-order?
After first 300 seconds, half of nitrogen (IV) oxide gas has reacted. After next 300 seconds, half of rest of nitrogen (IV) oxide gas will react. After last 300 seconds,...
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approximate atomic weight of element is 26.89 its equivalent weight is 8.9 the exact atomic weight is....
The molar mass of the equivalent (ME) is the mass of one mole equivalent. It is equal to the product of the molar mass of the substance by the equivalence...
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4gm of a divalent metal reacts with chlorine to produce 11.1gm of its metal chloride. Calculate equivalent weight of the metal.
Calculate the atomic mass of the metal. 9. ... reacts with one-volume of chlorine to give two-volume hydrogen chloride gas. ... Equivalent weight of an element is 32.5. ... 4gm...
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15 In chemistry, substances react on the basis of ?
Amount in grams equivalent
Amount in volume equivalent
Amount in relative ratios
Amount in moles equivalent
Amount in moles equivalent The mole is a unit of measurement used in chemistry to express amounts of a chemical substance solution and mole is widely used in chemistry, instead...
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How many moles of barium metal react to produce 0.100mol of barium nitride? Hpw many moles of nitrogren gas react?
Ba(s) + N2(g) -> Ba3N2(s)
x y 0.100 3Ba(s) + 2N2(g) ------gt; Ba3N2(s) 3 2 1 x=3*0.100/1=0.300 mol y=2*0.100/2-0.200 mol
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When heated in air, 1.63 grams of metal combine with 0.40 gram of oxygen to
form metal oxide .Calculate the %composition of the metal.
In order to solve this task, the mass of newly formed oxide is required.
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What are mixed metal oxides?What is the difference between mixed metal oxide,bimetallic oxide and binary metals?
There is full journal on mixed metal oxide and bimetallic oxide. It is not possible to describe in two lines.
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when nitrogen gas reacts with hydrogen gas,ammonia gas is formed.How many grams of hydrogen gas are required to react completely with 3,5 L of nitrogen at STP?
Solution:A chemical equation must be balanced:N2 + 3H2 = 2NH3According to the reaction equation for 3 mol of H2 is needed 1 moles of N2.Therefore, mass of H2 = V...
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