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Juliette [100K]
3 years ago
8

A heterogeneous mixture that has very small dispersed particles and stays mixed for a long time is a____. it for science class

Chemistry
1 answer:
Shkiper50 [21]3 years ago
8 0
The heterogeneous mixture that has very small dispersed particles and stays mixed for a long time is colloid. Because colloid has particles that are small enough to suspended but are as large that they can scatter light.
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Under which of the folowing conditions of temperature and pressure wil H2 gas be expected to behave most like an ideal gas ?
Brilliant_brown [7]

Answer:

C ( 500K and 0.1atm)

Explanation:

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Aspirin that has been stored for a long time may give a vinegar like odour and give a purple colour with FeCl3. What reaction wo
iVinArrow [24]

Answer:

See explanation

Explanation:

The IUPAC name of aspirin is 2-Acetoxybenzoic acid. It is composed of an acetoxy moiety and a benzoic acid moiety.

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Also, one of the products of this hydrolysis bears a phenol group which reacts with FeCl3 to give a purple color.

3 0
3 years ago
 Water can dissolve other substances. Which factor best contributes to this property of water?
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<span>Water is known to be the universal solvent because it can mostly dissolve most of the substances. The reason behind its solvability is the bonding of intermolecular forces of attraction. The answer is letter B. Out of the many bondings between molecules, the bond that governs water is H bonding or hydrogen bonding. Water is composed mostly of two atoms of hydrogen one atom of oxygen. Both the hydrogen and oxygen are polar elements and hydrogen is bounded with a high electronegativity oxygen atom.</span>
6 0
3 years ago
Read 2 more answers
Mole Conversions<br> What is the mass in grams of<br> 0.625 mol Ba(NO3)2
sweet [91]

0.0024 g of  Ba(NO₃)₂

Explanation:

First we need to determine the molecular weight of barium nitrate Ba(NO₃)₂

molecular wight of Ba(NO₃)₂ = molecular weight of Ba × number of Ba atoms + molecular weight of N × number of N atoms + molecular weight of O × number of O atoms

molecular wight of Ba(NO₃)₂ = 137 × 1 + 14 × 2 + 16 × 6 = 261 g/mol

number of moles = mass /  molecular weight

mass = number of moles × molecular weight

mass of Ba(NO₃)₂ = 0.625 / 261 = 0.0024 g

Learn more about:

moles

brainly.com/question/10392090

brainly.com/question/1445383

#learnwithBrainly

6 0
3 years ago
Determine a detailed mechanism for the chlorination of benzene using cl2 and fecl3.
RUDIKE [14]
Step (1):
Generation of electrophile: by the action of Lewis acid FeCl₃ on Cl₂ to serve as a source of Cl⁺ (Electrophile)
Step (2):
Addition of electrophile to form carbocation:
addition of electrophile to form C-Cl bond and form carbocation which is stabilized by resonance.
Step (3):
Loss of proton to re-form the aromatic ring by the action of FeCl₄⁻ which removes proton from carbon containing Cl and forming the aromatic ring again

8 0
3 years ago
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