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My name is Ann [436]
3 years ago
5

_is a change in direction or speed

Chemistry
2 answers:
Rom4ik [11]3 years ago
5 0
I think acceleration
kirza4 [7]3 years ago
5 0
Velocity specifies speed, while speed includes a specific direction. Velocity specifies a change in speed over time, while speed specifies a change in distance over time. Velocity specifies a change in distance over time, while speed specifies a change in velocity over time
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+<br> c)<br> FeCl3 +<br> NH4OH<br> Fe(OH)3<br> NHACI
bixtya [17]

The question is incomplete, the complete question is:

Write the net ionic equation for the below chemical reaction:

(c): FeCl_3+3NH_4OH\rightarrow Fe(OH)_3+3NH_4CI

<u>Answer:</u> The net ionic equation is Fe^{3+}(aq)+3OH^{-}(aq)\rightarrow Fe(OH)_3(s)

<u>Explanation:</u>

Net ionic equation is defined as the equations in which spectator ions are not included.

Spectator ions are the ones that are present equally on the reactant and product sides. They do not participate in the reaction.

(c):

The balanced molecular equation is:

FeCl_3(aq)+3NH_4OH(aq)\rightarrow Fe(OH)_3(s)+3NH_4Cl(aq)

The complete ionic equation follows:

Fe^{3+}(aq)+3Cl^-(aq)+3NH_4^+(aq)+3OH^{-}(aq)\rightarrow Fe(OH)_3(s)+3NH_4^+(aq)+3Cl^-(aq)

As ammonium and chloride ions are present on both sides of the reaction. Thus, they are considered spectator ions.

The net ionic equation follows:

Fe^{3+}(aq)+3OH^{-}(aq)\rightarrow Fe(OH)_3(s)

5 0
3 years ago
Which of the following equations is balanced?
Alex_Xolod [135]
Where are the equations ..

Sorry....
7 0
4 years ago
Read 2 more answers
Use the periodic table to identify the number of core electrons and the number of valence electrons in each case below.Magnesium
ser-zykov [4K]

Answer:

10 core 2 valence

Explanation:

i just did this question on edgenuity

7 0
3 years ago
Read 2 more answers
If element x forms the oxides xo and x2o3 the oxidation numbers of element x are
Deffense [45]

Answer:

b) +2 and +3.

Explanation:

Hello,

In this case, given the molecular formulas:

XO

And:

X_2O_3

We can relate the subscripts with the oxidation states by knowing that they are crossed when the compound is formed, for that reason, we notice that oxygen oxidation state should be -2 for both cases and the oxidation state of X in the first formula must be +2 since both X and O has one as their subscript as they were simplified:

X^{+2}O^{-2}

Moreover, for the second case the oxidation state of X should be +3 in order to obtain 3 as the subscript of oxygen:

X_2^{+3}O_3^{-2}

Thus, answer is b)+2 and +3

Best regards.

3 0
3 years ago
Which atom has the smallest atomic radius between cesium, potassium, rubidium, and francium?
wel
Ur answer is going to be francium
3 0
3 years ago
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