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Gnoma [55]
3 years ago
14

Which best describes matter?

Chemistry
1 answer:
enyata [817]3 years ago
3 0

Answer:

matter is anything that has mass and takes up space

Explanation:

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Write the formula and determine the percent by mass of the salt in barium hydroxide octahydrate *
user100 [1]

Answer:

315.51g/mol

Explanation:

137(33 + (16.00 + 1.01) 2 + 8 [1.01 (2) + 16.00] = 315.51g/mol

7 0
2 years ago
A student wants to form 2‑hexanol using acidic hydration. He finds four alkenes in the inventory cabinet that could be possible
julia-pushkina [17]

Answer:

Look on the picture.

Explanation:

He could find only 2 isomers of n-hexane alkenes for this reaction. Other two could be marked from other direction.

8 0
3 years ago
A sample of gas at 30 degrees celcius occuoies 2.5 L at 1.3 atm. What volume will the sample occupyif pressure changes to 2 atm
Irina18 [472]

Answer: 1.73L

Explanation:Please see attachment for explanation

3 0
3 years ago
Who is allowed to go into a crime scene after its released?
Gala2k [10]

Answer:

detectives, police officers and occasionaly lawyers/attorneys.

Explanation:

Non essential officers, judges, district attorney investigators, federal agents, victums, witnesses and politics are not permited to enter crime scenes unless they can provide information and history about the event.

6 0
3 years ago
How many atoms of oxygen in 4 molecules of HNO3?
MrRissso [65]

Answer:

12 oxygen atoms are in 4 molecules of HNO3?

Explanation:

the amounts of atoms of all the component in HNO3, which are 1 atom of Hydrogen, 1 atom of Nitrogen and 3 atoms of Oxygen.

4 0
3 years ago
Read 2 more answers
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