marilynlopez24p7ngbd marilynlopez24p7ngbd

19-05-2019
Chemistry

contestada

What is the mass of .15 moles of Na2S

Respuesta :

adriana8314 adriana8314

19-05-2019

Mass = moles x Mr

Mr of Na2S = 78.1

So 0.15 x 78.1 = 11.715g

Answer Link

Otras preguntas

Water will evaporate rapidly at higher temperatures. What effect would the evaporation of water have on the temperature at which hyou observed the formation of

The operation of hydraulic brakes in a car is based upon. Principle. Fill in the blank

The activation energy for the decomposition of HI to H2 and I2 is 186 kJ/mol. The rate constant for this reaction at 555 K is 3.52 x 10-7 L/(mol. s). What is th

Question 5 3 p A gas cylinder with a volume of 15,0 liters contains 1.75 moles of nitrogen gas at 17.50C. What is the pressure inside the cylinder? Show all of

Help me with this please

[tex] - 2 + 2x > - 16[/tex]step by step

2 Points If y = 12x - 7 were changed to y = 12x + 1, how would the graph of the new function compare with the original? O A. It would be steeper. O B. It would

Which normal distribution has the greatest standard deviation?

Three wires meet at a junction. Wire 1 has a current of 0.40 A into the junction. The current of wire 2 is 0.65 A out of the junction. Part A What is the magnit

Following eye surgery, a man was required to wear an eye patch over his right eye. What effect will this patch have on the man's vision?

ACCESS MORE