sliqueschicadee sliqueschicadee

03-11-2017
Chemistry

contestada

what is the mass in grams of a sample of 7.83 x 10^24 atoms of helium?

Respuesta :

Jasmineeecx Jasmineeecx

03-11-2017

52 grams of Helium would be the answer

Good luck, hope this helps! (:

Answer Link

Otras preguntas

What volume did a helium-filled balloon have at 18.1 °C and 2.61 atm if its new volume was 59.9 mL at 1.92 atm and 12.5°C? a. 44.9 b. 63.8 c.43.2 d. 83.0

deficiency immune response of cell-mediated predisposes an individual towards active TB. correct grammatical mistake

Gerald is constructing a line parallel to line l through point P. He begins by drawing line m through points P and Q. He then draws a circle centered at Q, whic

The average THC content of marijuana sold on the street is 10.9%. Suppose the THC content is normally distributed with standard deviation of 2%. Let X be the TH

Determine if the following scenarios are mutually exclusive or overlapping. Explain your reasoning.1. You are taking a multiple choice test. Event A is you choo

Name the types of angles shown?

What is the change in freezing point, ATf, when the 0.195 m aqueous solution of K2S dissolves into 3 particles?

What political party was formed in 1850 by antislavery activists

19% of 49 in a decimal

the answer to this asap please!