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Cloud [144]
3 years ago
6

Pls help!!! i'll mark you the brainlest

Chemistry
1 answer:
faltersainse [42]3 years ago
6 0
C. Wrong surface type
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Write the correct name for each compound. a. N2O5 b. Si2F4 c. S3F d. OF2 e. H4P6 f. C2O4 g. HF3
PSYCHO15rus [73]

Answer:

a. Boron trifluoride

b. Propane

c. Dinitrogen pentoxide

d. Carbon Dioxide

e. Silicon Octafluroride?

Explanation:

Glad to help :)

3 0
3 years ago
1. Which liquid sample is a pure substance?
IRISSAK [1]

The whole Activity , poem and paragraph is missing in the question.

Answer:

(1) Liquid A

(2) Solid A

Explanation:

Using this part of the given poem

Substances and mixtures behave differently,

During boiling and melting most especially

Boiling point of substance is fixed while mixture is not

Substance melts completely but mixture does not

The boiling point of the Pure substance remain fixed after reaching its boiling point this is shown by Liquid A

Solid A is melting completely so Solid A is a pure substance.

6 0
3 years ago
Total atoms of each element in<br>5CaCl2+3Ca(ClO4)2+4Ca(OH)2​
Monica [59]

Answer:

Element   Symbol   Atomic Mass   # of Atoms  Mass Percent

Chlorine              Cl       35.453                             2        29.670%

Calcium                Ca     40.078                      1         16.770%

Oxygen                 O   15.9994                             8            53.559%                              

Explanation:

4 0
2 years ago
A/an _______ bond allows metals to conduct electricity
k0ka [10]
A bond allows metal to conduct electricity <span />
5 0
3 years ago
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Is melting an ice cube on your hand a chemical or physical and why? Need reasons!!
xenn [34]
Physical, because the ice is only changing it's state. It's not changing to a new substance.
8 0
3 years ago
Read 2 more answers
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