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sp2606 [1]
3 years ago
11

Why are some isotopes used as tracers?

Chemistry
2 answers:
Sveta_85 [38]3 years ago
8 0

A. They leave visible trails.

mixas84 [53]3 years ago
6 0
The correct answer is D, but C could also be viewed as a valid answer.


I hope this helped! c:
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Ionic compounds generally have lower boiling and melting points than covalent compounds.
Anuta_ua [19.1K]

Answer:

The given statement is false.

Explanation:

Ionic bond is formed by  strong electrostatic attraction between two atoms having large difference in their electronegativity.This strong electrostatic attraction provide structural stability to the ionic compounds.For example NaCl.

     The ionic compounds generally are solid in nature.As a result their melting point and boiling point are higher that covalent compounds as covalent compounds exist in liquid of gaseous state.

3 0
3 years ago
What is the change of the oxidation number arsenic in the following reaction
vampirchik [111]

Answer:

what's the types?

Explanation:

theres nothing here

6 0
3 years ago
9. A graduated cylinder is filled with water to a level of 40.0 mL. When a piece of copper is lowered into the cylinder, the wat
horsena [70]

Answer:

Mass = 208.26 g

Explanation:

Given data:

Volume of water = 40.0 mL

Volume of water + copper = 63.4 mL

Volume of copper = ?

Density of copper = 8.9 g/cm³

Mass of copper = ?

Solution:

Volume of copper:

Volume of copper = (Volume of water + copper ) - Volume of water

Volume of copper =  63.4 mL -  40.0 mL

Volume of copper = 23.4 mL

Mass of copper:

density = mass/volume

8.9 g/cm³ = mass/23.4 mL

 cm³ = mL

Mass = 8.9 g/mL × 23.4 mL

Mass = 208.26 g

5 0
3 years ago
Use the periodic table to identify the element indicated by each electron configuration by typing in the chemical symbol for the
Schach [20]

Answer:

1s22s22p6: Ne 1s22s22p63s23p3: P 1s22s22p63s23p64s1: K 1s22s22p63s23p64s23d8: Ni 1s22s22p63s23p64s23d104p65s24d3: Nb

6 0
2 years ago
What is the relationship between wind and ocean waves?
WINSTONCH [101]

The Correct Answer Is D: Wind moving at higher speeds will transfer more energy to the water, resulting in stronger waves.

Proof:

3 0
3 years ago
Read 2 more answers
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