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dolphi86 [110]
3 years ago
9

Observe Record the appearance (colors,

Chemistry
2 answers:
qwelly [4]3 years ago
8 0

Answer: Zn is an element and CuSO4 is an ionic compound.

Explanation: Got it right on EDG2020 :)

Naddika [18.5K]3 years ago
3 0

Answer:

1) Zn is a element

2)CuSO4 is an ionic compound

Explanation:

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Help!!! I don’t know how to solve!!!
ladessa [460]
Just use q=mCDeltaT

q=energy
m=mass
c=specific heat
Delta T= Change in temperature
6 0
4 years ago
A solution containing 42% naoh by mass has a density of 1.30 g/ml. what mass, in kilograms, of naoh is in 6.00 l of this solutio
Aliun [14]
NaOH
Na=23
O=16
H=1
SO,NaOH=23+16+1
NaOH=40g/mol
42% of 40=42/100x40
oxygen is the compound
density=mass/volume
1.30=mass/6
mass=7.8g
3 0
4 years ago
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Naddik [55]
Carbon dioxide leaves as a product of respiration
6 0
4 years ago
Choose the statement that is NOT true.
NISA [10]

Answer:

More than 50% of the 100 billion stars in the Milky Way galaxy have at least one planet orbiting.

Explanation:

This is False so this would be your Answer

6 0
3 years ago
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Sodium is a metal (Na), what makes the Neutral atom of Sodium different
ale4655 [162]

Answer:

D

Explanation:

An ion is created because an atom doesn't have a balanced number of protons and electrons. A positive ion is created by an atom losing an electron and a negative ion is created by an atom gaining an electron.

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