LinaB1794 LinaB1794

01-02-2020
Chemistry

contestada

What is the mass of 2.5 moles of carbon? Please show your work.

Respuesta :

huda1aziz huda1aziz

01-02-2020

Co2 is made of carbon ( atomic mass: 12) and oxygen (atomic mass : 16)
First : mass of 1 C atom + mass of 2 O atom = 12+(16*2)=44 amu so 1 mole CO2 =44 grams then 2.5 mole CO2 =44*2.5 =110 grams

So the answer is 110 grams

Answer Link

Otras preguntas

For 589-nm light, calculate the critical angle for the following materials surrounded by air.(a) fused quartz (n = 1.458)o(b) crown glass (n = 1.52)41.14o(c) po

How can you get answers to questions like in science that are very involved?

how do yu slove thee equation 3/4 =x -3/4

NO LINKS!! Please help me with this horizontal ellipse. Part 3a

Find the sum or difference 8+(-5)

In the relationship between number of towers and number of customers proportional? Explain

Evaluate. 4^3 − (3+2^3) ⋅ 1.2 Responses: 1.)70.6 2.)50.8 3.)16.2 4.)1.2 PLEASE HELP!

the table shows the elevation of four swimmers. Which swimmer dives down the farthest?A. Swimmer CB. Swimmer BC. Swimmer DD. Swimmer A

find a, b and c. don’t be slow. show the equation and answer for all pls (:

Indicate whether each ecosystem is SALTWATER, FRESHWATER or BOTH.A. Coral reefsB. EstuariesC. Rivers and streamsD. Open oceansE. Lakes and pondsF. Wetlands