alyssabushchakk alyssabushchakk

24-04-2022
Chemistry

contestada

How much energy is released when 2.72 kg of diethyl ether (C4H10O) freezes? The heat of fusion of diethyl ether is 7.27 kJ/ mol

Respuesta :

jsimpson11000 jsimpson11000

25-04-2022

Answer:

2672 kj

Explanation:

C4H10 O mole wt = 48 + 10 + 16 =~ 74 gm

27200 gm / 74 gm/mole = 367.57 moles

367.57 moles * 7.27 kj/mole =

Answer Link

Otras preguntas

Which is a counterexample to the following statement? If an animal is brown, then it is a dog.1. Chocolate Lab2. Blue Jay3. White Rabbit4. Squirrel

What natural resource was key to Mesopotamians and why?

Can someone explain this to me??

A suspension bridge has two support towers. Each tower is 1152 feet from the end of the bridge. The total length of the bridge is 4036 feet. What is the span be

This collection of bowls demonstrates A.an expression of a mood B.a strong political message C.historical and cultural designs D. Aesthetics and utilitarian d

if a rock has a volume of 22.0 mL and a mass of 55 g. what is the density

Add. 18 5/12+ 8 10/17 + 23 7/12 + 28 7/17 PLSSSSSSSSSSSS HELLLPPPP MEEEEE

When a < b, how is the graph of x > a and x < b similar to the graph of x> a? How is it different?

HELP ASAP The formula for the simple interest, I, is I=prt where p is principal, r is the annual interest rate, and t is the time elapsed in years. solve the fo

Question 42 (1 point) Approximately what portion of North America is covered by forests? 1/4 1/3 1/2 3/5