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fiasKO [112]
3 years ago
11

Something breaking is an example of what kind of change?

Chemistry
1 answer:
marusya05 [52]3 years ago
6 0
A physical only. This is because physical change is a change that occurs in form, but not in general molecular structure. So, say a wineglass shatters, all the pieces are still made of glass molecules the only thing that changed is the physical shape. An example of chemical change would be leaves changing color in Autumn.
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Write the chemical formulas of the species that will act as acids in the 'acids' row, the formulas of the species that will act
Usimov [2.4K]

Answer:Acids. :H2CO3, H3PO4,H3OBR

CH3COOH,

Bases MgO,NH4OH,CaOH

Neutral species; CaC,CaCO3,ClO3

Explanation:

5 0
3 years ago
if it takes 54 ml of 0.100 M naoh to neutralize 125ml of an hcl solution, what is the concentration of the hcl
vichka [17]

Answer:

c = 0.0432moldm ^−3

Explanation:

The first step would be to find the molar ratio in the reaction. Now generally, one can simplify strong acid-strong base reaction by saying:

Acid+Base ->Salt+ Water

4 0
3 years ago
Which molecule transports oxygen in red blood cells? (1 point)
Afina-wow [57]
The answer is a. hemoglobin is the molecule that transports oxygen in red blood cells :))))
i hope this is helpful
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6 0
3 years ago
Given the following equation, how many moles of Fe2O3 can be produced from 6.4 moles O2?
scoundrel [369]

Answer:

4.3 moles of Fe2O3

Explanation:

The calculations are shown in the picture.

5 0
3 years ago
9. A tank truck carries 34 000 L of sulfuric acid. The density
creativ13 [48]

Answer:

<h2>62,560 kg</h2>

Explanation:

The mass of a substance when given the density and volume can be found by using the formula

mass = Density × volume

From the question

volume = 34,000 L

density = 1.84 kg/L

We have

mass = 1.84 × 34,000 = 62,560

We have the final answer as

<h3>62,560 kg</h3>

Hope this helps you

7 0
3 years ago
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