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bogdanovich [222]
4 years ago
11

1: Which of the following parts of a dry cell corresponds to the salt bridge shown in the diagram attached inside?

Physics
2 answers:
Illusion [34]4 years ago
8 0
I believe the correct answer from the choices listed above is option B. The salt bridge in the diagram would be a paste. I would like to assume that the paste consists of the Na2SO4 salt. <span>The </span>purpose<span> of a </span>salt bridge<span> is not to move electrons from the electrolyte, rather to maintain charge balance because the electrons are moving from one half </span>cell<span> to the other.</span>
steposvetlana [31]4 years ago
8 0

Answer:

c) Cardboard separator

Explanation:

You might be interested in
Rank the band gap energies of the following solids. Metal insulator semiconductor superconductor I. large band gap energy II. sm
Anon25 [30]

Answer:

Metal - smallest band gap energy

insulators -  large band gap energies

semiconductor -  Band gap of intermediate energies

superconductor cooper pair theory is applied for calculating gap energies.

Explanation:

Metal - smallest band gap energy

it is due to the fact that valence and conduction bond in metal are in overlapped conditioned. Therefore showing zero gap energies

insulators -  large band gap energies

insulator has high band gap

semiconductor -  Band gap of intermediate energies

semi conductor has gap of intermediate range

while for superconductor cooper pair theory is applied for calculating gap energies.

5 0
4 years ago
A truck with 28-in.-diameter wheels is traveling at 50 mi/h. Find the angular speed of the wheels in rad/min, *hint convert mile
solong [7]

Answer:

Angular speed ω=3771.4 rad/min

Revolution=5921 rpm

Explanation:

Given data

d=28in\\r=d/2=28/2=14in\\v=50mi/hr

To find

Angular speed ω

Revolution per minute N

Solution

First we need to convert the speed of truck to inches per mile

as

1 mile=63360 inches

1 hour=60 minutes

so

v=(50*\frac{63360}{60} )\\v=52800in/min

Now to solve for angular speed ω by substituting the speed v and radius r in below equation

w=\frac{v}{r}\\ w=\frac{52800in/min}{14in}\\ w=3771.4rad/min

To solve for N(revolutions per minute) by substituting the angular speed ω in the following equation

N=\frac{w}{2\pi }\\ N=\frac{3771.4rad/min}{2\pi }\\ N=5921RPM  

3 0
3 years ago
Solve the science problem
MissTica

Answer:

the fastest would be gas, liquid would be in the middle and solid would be the slowest

Explanation: brainliest pls

6 0
3 years ago
Read 2 more answers
1. A Passenger car (m= 10.0 kg) and a flat car (m= 7.5 kg) collide and move off as
grin007 [14]

Answer:

use a calculator to solve that

6 0
3 years ago
What is the weight on earth of a girl with a mass of 17 kg?
madreJ [45]
The gravity on earth is about 9.8 thus you times the mass by the gravity on earth:
17*9.8 = 166.6

Hope this helps! :)
8 0
3 years ago
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