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vagabundo [1.1K]
3 years ago
10

Throughout the reflection, make sure you have a copy of the Student Guide and your data tables. Use the drop-

Chemistry
2 answers:
zalisa [80]3 years ago
5 0

Answer: 1. Mass and type of solution

2. Type of material

3. Temperature

Anestetic [448]3 years ago
3 0

Answer:

1 the physical properties is correct                    2.the pH of the solution

Explanation:

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Which type of precipitation is shown in the diagram below? How does this precipitation form?
Kisachek [45]

Answer:

precipitation means water droplets may grow as a result of additional condensation of water vapor when the particles collide. If enough collisions occur to produce a droplet with a fall velocity which exceeds the cloud updraft speed, then it will fall out of the cloud as precipitation.

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2 years ago
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Answer:

Answer D. Picture II shows a chemical change, because the same substance changes form

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2 years ago
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How many moles are in 3.4 x 10-7 grams of Silicon dioxide, SiO2?
Varvara68 [4.7K]

Answer:

Number of moles = 0.057 × 10⁻⁷  mol

Explanation:

Given data:

Mass of SiO₂ = 3.4 × 10⁻⁷ g

Number of moles = ?

Solution:

Number of moles = mass/molar mass

Molar mass of SiO₂ = 60 g/mol

by putting values,

Number of moles =  3.4 × 10⁻⁷ g / 60 g/mol

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8 0
3 years ago
Explain what happens in a nuclear chain reaction
Vesnalui [34]

Answer:

Nuclear Chain Reactions. A chain reaction refers to a process in which neutrons released in fission produce an additional fission in at least one further nucleus. This nucleus in turn produces neutrons, and the process repeats. The process may be controlled (nuclear power) or uncontrolled (nuclear weapons).

Explanation:

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3 years ago
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The cell grows into its full size

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