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KIM [24]
4 years ago
15

Question 13 unsaved the nonmetals in groups 5a, 6a, and 7a: question 13 options: lose electrons when they form ions. form ions w

ith charges of 3-, 2-, and 1-, respectively. form positively charged ions. form ions with a numerical charge equal to their group number.
Chemistry
1 answer:
frutty [35]4 years ago
6 0

How does the law of conservation of mass apply  to this reaction: C2H4 + O2 → H2O + CO2?

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What volume in milliliters of 0.100 M HCIO3 is required to neutralize<br> 40.0 mL of 0.165 M KOH?
Veronika [31]

Answer:

66.0 mL HClO3

Explanation:

M1V1 = M2V2

M1 = 0.100 M HClO3

V1 = ?

M2 = 0.165 M KOH

V2 = 40.0 mL KOH

Solve for V1 --> V1 = M2V2/M1

V1 = (0.165 M)(40.0 mL) / (0.100 M) = 66.0 mL HClO3

7 0
3 years ago
How did Mendeleev arrange the known elements in his periodic table? O A. According to the number of protons O B. According to th
jeka94

Explanation:

Features of Mendeleev's tables

Mendeleev arranged the elements in order of increasing relative atomic mass . When he did this he noted that the chemical properties of the elements and their compounds showed a periodic trend .

6 0
3 years ago
Which of the following has the greatest Fe content: FeS, Fe2(SO4)3, FeCl2)
VMariaS [17]

Answer:

I think it would be Fe2(SO4)3.

Explanation:

FeS only has one Fe, and so does FeCl.

5 0
3 years ago
In the rock cycle, where is the energy being released?
Talja [164]

Answer:

the two major sources of energy for the rock cycle are also shown; the sun provides energy for surface processes such as weathering, erosion, and transport, and the Earth's internal heat provides energy for processes like subduction, melting, and metamorphism.

3 0
3 years ago
In the diagram of a transverse wave shown, what does P represent?
Effectus [21]
L is amplitude M is wavelength and P is frequency
8 0
3 years ago
Read 2 more answers
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