1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
alekssr [168]
2 years ago
14

Why do you need to combust benzoic acid before testing the "unknown" sample you are interested in? Why do you need to combust mo

re than one sample of the "unknown" you are testing?
Chemistry
1 answer:
fiasKO [112]2 years ago
7 0

Various samples of the must be combusted in other to obtain a reliable result.

<h3>What is a bomb calorimeter?</h3>

The bomb calorimeter is used to obtain the energy of a sample. This is called the energy equivalent or the energy value of the sample.

Now, we know that the bomb calorimeter is calibrated by the use of benzoic acid hence it must be combusted first to obtain the basic energy value of the calorimeter.

Various samples of the must be combusted in other to obtain a reliable result.

Learn more about bomb calorimeter:brainly.com/question/24245395?

#SPJ1

You might be interested in
Predict the shape of the molecule.
GuDViN [60]

Number of electron pairs = \frac{1}{2}[V+N-C+A]

2

1

[V+N−C+A]

V = number of valence electrons present in central atom

N = number of monovalent atoms bonded to central atom

C = charge of cation

A = charge of anion

SbCl_5SbCl

5

:

In the given molecule, antimony is the central atom and there are five chlorine as monovalent atoms.

The number of electron pairs are 5 that means the hybridization will be sp^3dsp

3

B and geometry of the molecule will be trigonal bipyramidal.

6 0
2 years ago
The Aurora Borealis or northern light occur when solar flares react with the atmosphere near the north poles. The Aurora give of
scoray [572]
Answer: <span>C) plasma
</span><span>
Natural phenomena characterized by colored lights in the sky, is caused by the interaction of charged particles of energy from the solar wind with the magnetic layer of the earth so we have turbulence and multicolored plasma clouds known as auroras arise.</span>
4 0
3 years ago
Read 2 more answers
What is the total ionic equation for cuso4+2naoh&gt;&gt;cu(oh)2+na2so4
iVinArrow [24]

Answer:

CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4

3 0
3 years ago
Mixtures can be separated by filtration and distillation. Both methods take advantage of ...
bagirrra123 [75]
<span>differences in the physical properties of the mixture's components</span>
5 0
3 years ago
A real gas behaves more like an ideal gas when the gas molecules are
Firlakuza [10]
The answer is D, far apart and have weak attractive forces between them. The ideal gas means that the volume of molecule and the forces between them can be ignored.
5 0
3 years ago
Other questions:
  • Heating chemicals is defined by the process of combustion.<br> A. True<br> B. False
    6·1 answer
  • Why do all atoms of an element have the same atomic number, although they may have different mass numbers?. What do we call atom
    6·1 answer
  • Place the following descriptions in the correct order (1 to 4) to explain how lightning forms.
    5·1 answer
  • Isotopes with unstable nuclei are_______and are called _______.
    5·1 answer
  • What is the structure of carbon
    5·1 answer
  • What does it mean for a hypothesis to be testable?
    5·2 answers
  • As you have seen in this lab, the density of water is near 1 g/cm3. Anything with a density lower than this will float in water,
    9·2 answers
  • Part A
    13·1 answer
  • Neutrons are very important to an atom's ________<br> properties
    15·1 answer
  • In an experiment, a solution required 30. 05 g of nacl, 50. 0 g of , and 0. 4006 g of mgso4. Using the correct number of signifi
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!