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IRINA_888 [86]
3 years ago
8

What phase of the moon is this?

Geography
2 answers:
raketka [301]3 years ago
5 0

Answer:

last quarter is the answer !! please mark me branliest :))

Explanation:

elena55 [62]3 years ago
3 0

Answer:

first quarter

Explanation:

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Which sentence describes a flat character in a literary text ?
professor190 [17]
"The author portrays the character with a few simple traits" would describe a flat character, since "flat" is the opposite of "deep" when it comes to showing different character trains, personality flaws, etc.
3 0
3 years ago
What is the Wt% of SiO2 in augite?<br><br> (Ca, Fe, Mg, Na)(Mg,Fe,Al) (Si,Al)2 O6
vaieri [72.5K]

Answer:

The weight% of SiO_2 in augite is 13.16 %.

Explanation:

Atomic mass of calcium = 40 g/mol

Atomic mass of iron = 56 g/mol

Atomic mass of magnesium = 24 g/mol

Atomic mass of sodium = 23 g/mol

Atomic mass of aluminum = 27 g/mol

Atomic mass of silicon = 28 g/mol

Atomic mass of oxygen = 16 g/mol

Mass of SiO_2=28 g/mol+ 2\time 16 g/mol=60 g/mol

Molar mass of the augite (Ca, Fe, Mg, Na)(Mg,Fe,Al)(Si,Al)_2 O_6 = M

M=40 g/mol+2\times 56 g/mol+2\times 24 g/mol+23 g/mol+3\times 27 g/mol+2\times 28 g/mol+6\times 16 g/mol=456 g/mol

Weight% of SiO_2 in augite:

w\%=\frac{60 g/mol}{456 g/mol}\times 100=13.16\%

3 0
4 years ago
Which is made by weathering?<br>minerals<br>magma<br>ash<br>sediments​
lana66690 [7]

Answer:

sediments i think

5 0
3 years ago
Read 2 more answers
Most of Earth's major earthquakes are caused by
motikmotik

Answer:

A

Explanation:

5 0
3 years ago
Read 2 more answers
How do I figure this out
bazaltina [42]
An Isosceles triangle has two even parts, you add them up. For example 60 degree plus another 60 degree angle is 120 degrees. And the limit is 180 degrees, so in order to get that last angle, you'd have to subtract 160 from 180. And that'd be 20 degrees. I couldn't see the question but I hope this helps you in a way
4 0
3 years ago
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