kaway9500 kaway9500

23-12-2017
Chemistry

contestada

There are ________ oxygen atoms in 30 molecules of c20h42s3o2.

Respuesta :

Dejanras Dejanras

29-12-2017

Answer is: 60.
In one molecule of C₂₀H₄₂S₃O₂, there is 2 atoms of oxygen (subscript after oxygen indicates number of atoms of oxygen in chemical (molecular) formula).
So, in 30 molecules of C₂₀H₄₂S₃O₂, there is: 30·2 = 60 atoms of oxygen.

Answer Link

Otras preguntas

Simplify 200/800 and 356/700

A cliché is a _______ expression. A. new B. foreign C. worn-out D. wordy

why was early society in japan isolated

Effective print advertisements must have A. correct spelling, grammar, and punctuation. B. many different fonts, colors, and graphics. C. information about ever

state two ways of velocity

What is your question? what is safe motherhood and safe motherhood initiaves in Malawi?

Which of the following accurately describes fermentation? A. Fermentation generates more ATP than cellular respiration. B. Fermentation always produces

which of the following was an advantage held by the south during the civil war? A. more railroads B. a larger population C. more factories D. superior military

The purpose of loaded words in advertisements is to a. illustrate bias. b. influence the reader. c. create an image. d. compare two unlike things.

What is the effect of parenting on some of the parents in the unit thus far? Consider the effect in “I Stand Here Ironing” and “The Egg” and explain your answer