05/28/22

Please someone answer this question

If I contain 1.37 moles of gas in a container with a volume of 52.9 liters and at a temperature of 393.K, what is the pressure inside the container in atm?

05/28/22

Please somebody answer this question

Given the following equation:2 C4H10 + 13 O2 →→ 8 CO2 + 10 H2OHow many grams of CO2 are produced if 11.7 grams of C4H10 reacts with 54.6 grams of O2?  g CO2What is the limiting reactant?  there is... more

05/28/22

Can someone please answer this question

Given the following equation:2 N2 (g) + 3 H2 (g) → 2 NH3 (g)How many grams of H2 are required if 35 grams of N2 reacts?  ________g H2

05/28/22

Can somebody please answer this question for me

46E+23 jelly beans equals  ________ moles of jelly beans.

Calculate the cell potential of the electrolytic cell

Calculate the cell potential of the electrolytic cell, identify the anode and the cathode and write thebalanced equation for the overall cell reaction that occurs according to the reaction shown... more

05/27/22

Can somebody please answer this question

Element A has two isotopes. The first isotope is present 12.56% of the time and has a mass of 231.06. The second isotope has a mass of 207.39. Calculate the atomic mass of element A. 

05/27/22

Can someone please answer this

where not met in 200 iterations Given the following information for substance X:Specific Heat (c) of solid phase: 2.0 J/g°CHeat of Fusion (Lf): 100 J/gSpecific Heat (c) of liquid phase: 5.0... more

05/27/22

Limiting Reagent

Arcylonitrile, C₃H₃N, is the starting material for the production of a kind of synthetic fibre. It can be made from propylene, C₃H₆, by reaction with nitric oxide, NO, as follows:4C₃H₆ + 6NO ⮕... more

05/27/22

Limiting Reagent

Metallic silver can be prepared by the reaction of hydrogen gas on silver oxide.Ag₂O + H₂  ⮕ 2Ag + H₂OYou react 16.7 g of Ag₂O with 3.20 g H₂?a)     What is the limiting reagent?b)   How many... more

05/27/22

Limiting Reagent

If 7.45 g of N2 and 4.20 g of O2 react according to:2N₂ + O₂ ⮕ 2N₂Oa)     Which reactant is in excess?b)     Calculate the mass of product formed.

05/27/22

Limiting Reagent

If 10.45 g of aluminum are reacted with 66.55 g of copper (II) sulphate, aluminum sulphate and copper are formed.a)     Which reactant is in excess?b)     Calculate the mass of copper formed.

05/27/22

Limiting Reagent

1.     Zn + 2HCl ⮕ ZnCl₂ + H₂a)     How many grams of ZnCl₂ are formed from 150 g of Zn and 73 g of HCl?b)     Which substance is in excess?

05/27/22

8. What is the mass of the oxygen in 4.0 mol of Ca(OH)2?

Determine if the reaction is spontaneous or not:

a. 3 Li + Al ⟶ 3 Li + Al3+ E ̊ = - 1.39 V

05/25/22

For the following reaction, 108 grams of silver nitrate are allowed to react with 23.6 grams of copper . silver nitrate(aq) + copper(s) copper(II) nitrate(aq) + silver(s)

What amount of the excess reagent remains after the reaction is complete?  grams

05/25/22

For the following reaction, 108 grams of silver nitrate are allowed to react with 23.6 grams of copper . silver nitrate(aq) + copper(s) copper(II) nitrate(aq) + silver(s)

What is the maximum amount of copper(II) nitrate that can be formed?  grams

05/25/22

For the following reaction, 4.41 grams of hydrogen gas are allowed to react with 39.8 grams of iodine . hydrogen(g) + iodine(s) hydrogen iodide(g)

What is the FORMULA for the limiting reagent?What mass of the excess reagent remains after the reaction is complete?  grams

05/25/22

For the following reaction, 4.41 grams of hydrogen gas are allowed to react with 39.8 grams of iodine . hydrogen(g) + iodine(s) hydrogen iodide(g)

What is the maximum mass of hydrogen iodide that can be formed?  grams

05/25/22

Find the enthapy formation.

Find the enthapy formation of NO(g) N2(g) + 3H2(g)   → 2 NH3(g)              DHº= – 91,80 kJ/mol 4NH3(g) + 5O2(g)  →4NO(g) + 6H2O(g)      DHº= – 906,20 kJ/molH2(g) + ½... more

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