k7eyc7ostynnLOV k7eyc7ostynnLOV

24-11-2016
Chemistry

contestada

The mass of the ocean is about 1.8 X 10^21 kg. If the ocean contains 1.076% sodium ion, Na+, what is the mass in kilograms of sodium in the ocean?

Respuesta :

scme1702 scme1702

27-11-2016

Mass of sodium = Mass of ocean x percentage mass of sodium
= 1.8 x 10²¹ x 1.076 / 100
= 1.94 x 10¹⁹ kg

Answer Link

Otras preguntas

Bakeries making identical quilts for herself and her sister. For each quilt she buys 5 yards of solid fabric. And w yards of printed fabric.if w=4, how much fab

complete the sentence : Cellular respiration occurs

A vivid account of the news is likely to be A. Dramatic B. Boring C. Hard to follow

One mile is approximately 1.6 kilometers. How many miles long is a 10 kilometer race?

60% 0f 20 is what pls help

what expression is represented in the model below x y y y y x x x

After arranging the terms in descending powers of a variable, select the opposite of the polynomial. 9 - 12n 2 + 4n 3 - 7n

Bees, which are known for aiding in pollination, help with which process?

Amongst other entertainments, roman citizens watched ________ in the colosseum.

PLEASE HELP ME!! (DUE TOMORROW) food chain Activity