obflanigan obflanigan
  • 11-03-2016
  • Chemistry
contestada

What is the mass of 2.50 ×1022 molecules of NaOH

Respuesta :

Willchemistry
Willchemistry Willchemistry
  • 15-03-2016
Molar Mass NaOH = 40.0 g/mol

40 g ----------6.02x10²³ molecules
?? g ---------- 2.50x 10²² molecules

Mass = 2.50x10²² * 40 / 6.02x10²³

Mass = 1x10²⁴ / 6.02x10²³

Mass = 1.6611 g

hope this helps!
Answer Link

Otras preguntas

Which element can help evoke a better sense of mood in your writing?
A number that represents part of a whole or part of a set is called
What is the value of a? 9a - 3(a - 6)= -6
what does about mean in math? do you round or just add or subtract?
5+2×=2×+6 what can I do?
how many times does 7 go into 181
At the beginning of Act II, where does Romeo go?
The flow of air caused by ____ and the Coriolis effect creates distinct wind patterns on Earth's surface. a. differences in heating c. magnetic fields b. the oz
ΔDUM is congruent to ΔMAP. Solve for y. A. 7.5 B. 9 C. 12 D. 15
if the football team raises at least $5000, then they can buy new uniforms. the football team raised $5800 whats the cnclusion