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Zolol [24]
4 years ago
12

JJ Thomson's cathode-ray tube experiment showed which of the following?

Chemistry
1 answer:
victus00 [196]4 years ago
6 0
The answer would be D
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[H] = 1.00 x 10^-7 M <br><br> a. Acidic <br> b. Basic <br> c. Neutral
user100 [1]
The answer would be A
8 0
3 years ago
How many protons, neutrons, and electrons are in a neutral atom of sodium?
sdas [7]
11 electrons , 11 protons , 12 neutrons.
8 0
4 years ago
Evaluate each statement and determine which statement is not a determining factor in the formation of intrusive igneous rocks? G
sladkih [1.3K]

Answer: The statement that is not a determining factor in formation of intrusive igneous rocks is 'None of the above' and Magma cools very fast beneath the Earth's surface.

Explanation:

Rocks are naturally occurring solid materials that are made up of different types of minerals which affects it's texture and colours. The three main types of rocks are:

--> sedimentary rocks,

--> metamorphic rocks and

--> igneous rocks.

Igneous rocks are formed from the crystallization and solidification of hot molten rocks which originates from deep within the earth. Depending on where the molten rock solidifies, the igneous rock is divided into two, namely:

--> intrusive igneous rock and

--> extrusive igneous rock.

The INTRUSIVE IGNEOUS rocks are formed within or deep beneath the earth surface when the hot magma SLOWLY cools over millions of years until it solidifies. The slow cooling allows large crystals to grow.

Therefore the statements (None of the above and Magma cools very fast beneath the Earth's surface) are not a determining factor.

7 0
3 years ago
A balloon inflated at 25oC has a volume of 3.4 L. The balloon expands to 3.7 L. Assuming constant pressure, what is the new temp
OLEGan [10]

Answer:

T2=324.29k

Explanation:

V1=3.4L T1=25+273=298k

V2=3.7L T2=?

V1 V2

---- = ----

T1 T2

T2= V2×T1/V1

T2=(3.7×298)/3.4

T2=324.29k

7 0
3 years ago
A hydrogen atom can be in the 1S state, whose energy we'll call 0, the 2S state, or any of 3 2P states. The 2S and 2P states hav
LekaFEV [45]

Answer:

-- 5.8×10⁻⁹ of the H is in 2P states at T=5900 K, a typical Sun surface temperature.

-- 3.3×10⁻¹² of the H is in 2P states at T=4300 K, a typical Sunspot temperature.

Explanation:

4 0
3 years ago
Read 2 more answers
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