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Sindrei [870]
3 years ago
5

Besides filament-based detectors, what else are sometimes used to find flammable liquids?

Chemistry
1 answer:
Anettt [7]3 years ago
6 0

Answer:

D

Explanation:

can u be my friend i'm new

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When preparing a buret for use in lab the buret must always be cleaned thoroughly prior to being filled with solution what is bu
Elanso [62]
It is rinsed with ionised water to remove any impurities that may be present
7 0
3 years ago
Calculate the change in entropy of 3 moles of liquid water if you heat it from 5˚C to 95˚C. The molar heat capacity of liquid wa
IceJOKER [234]

<u>Answer:</u> The entropy change of the liquid water is 63.4 J/K

<u>Explanation:</u>

To calculate the entropy change for same phase at different temperature, we use the equation:

\Delta S=n\times C_{p}\times \ln (\frac{T_2}{T_1})

where,

\Delta S = Entropy change

C_{p} = molar heat capacity of liquid water = 75.38 J/mol.K

n = number of moles of liquid water = 3 moles

T_2 = final temperature = 95^oC=[95+273]K=368K

T_1 = initial temperature = 5^oC=[5+273]K=278K

Putting values in above equation, we get:

\Delta S=3mol\times 75.38J/mol.K\times \ln (\frac{368}{278})\\\\\Delta S=63.4J/K

Hence, the entropy change of the liquid water is 63.4 J/K

4 0
3 years ago
Which of the following is a cause of a dna mutation
lisov135 [29]

Answer:

Can you please tell us what the following are?

5 0
3 years ago
why do solids keep their shape and volume why do liquids keep only volume and why do gases not keep either shape or volume
kodGreya [7K]
Solids always have definite shape and definite volume because their particles are packed together. Liquids have a definite volume but not definite shape, because their particles still kinda tight but able to move around, and gases don’t have a definite shape nor volume, because their particles are crazy and go everywhere
6 0
3 years ago
What is Science?
DENIUS [597]

Answer:

jesus

Explanation:

Jesus is always the answer LOL

3 0
2 years ago
Read 2 more answers
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