alynnarivas01 alynnarivas01

15-10-2018
Chemistry

contestada

What is the mass (in grams) of 1.25 mole of sodium metals?

a. 1.53 x 10^25 g
b. 40.1 g
c. 28. 7 g
d. 7.53 x 10^23 g

Respuesta :

ThatPoliSciPerson ThatPoliSciPerson

22-10-2018

C. 28.7 g

One mole of sodium metal weighs 22.99 grams. 22.99×1.25=28.7375, which rounds to 28.7.

Answer Link

Otras preguntas

What changes resulted from the development of systematic agriculture?

How many minutes equals 0.375 hours

How many ways are there to rearrange the letters in the word potato, not including indistinguishable rearrangements?

what is prime factorization and how do i do it

(5 , 1 ) , ( − 2 , b ) = √ 85 find the value of b

Richard had always run individual, unrelated advertisements for his business. Now, however, he is creating a series of promotional pieces that includes ads and

Jenna earned $36 in interest after saving her money for 2 years at a simple annual interest rate of 3%. How much did she originally deposit? A. 60 B. 108 C. 216

Where would noblemen traveling during the Middle Ages most likely stay? A. At inns B. At castles C. At monasteries D. In tents

Commercial concentrated aqueous ammonia is 28% nh3 by mass and has a density of 0.90 g/ml. what is the concentration of ammonia in molarity?

Alex goes cruising on his dirt bike. He rides 700m north, 300m east, 400 m north, 600m west, 1200m south, 300m east and finally 100m north What distance did he