Ciierraxbandss9762 Ciierraxbandss9762

21-06-2017
Chemistry

contestada

How many moles of hydrogen gas are produced when 0.066 mole of sodium is completely reacted? f 0.033 mol H2 g 0.099 mol H2 h 0.066 mol H2 j 0.022 mol H2

Respuesta :

dec77cat dec77cat

21-06-2017

2Na(s) + 2H₂O(l) = 2NaOH(aq) + H₂(g)

n(NaOH)=0.066 mol

n(H₂)=n(NaOH)/2

n(H₂)=0.066/2=0.033 mol

0.033 mol

Answer Link

Otras preguntas

Why was it so hard to help the people of Burma following the devastating cyclone?

The triangle below is isosceles (two congruent sides). Find the value for x. one side say x + 3.8 and the other says 16 and then there is nothing at the bottom

On his math test, Balavan wrote that a four-sided polygon that has at least two right angles must be a rectangle or a square. Denna wrote that a four-sided poly

What does learn by trial and error mean? ( a. follow a routine established in the past ( b. practice the skills needed by mature animals ( c. watch others perfo

Choose the statement that best applies to the thesis of the student's response. A. The response contains a clear thesis statement that expresses the main ide

How do you make a probability model?

The force of gravity on an object varies directly with its mass. The constant of variation due to gravity is 32.2 feet per second squared. Which equation repres

plz help............................

The theory that a system of elections where only a single winner is chosen by plurality vote generally reduces competition to two parties is known as:

A bowl of soup with a temperature of 125 degrees Fahrenheit is placed in a refrigerator with an interior temperature of 38 degrees Fahrenheit. Predict how heat