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nikklg [1K]
3 years ago
11

The single invention of the ______ has advanced what we know about the universe more than any other scientific technology.

Chemistry
1 answer:
Natali [406]3 years ago
4 0
Telescope is the answer for the blank also please mark brainliest
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How many grams of ammonia (NH3) will produce<br> 300 grams of N2?<br> 4NH3 + 6NO → 5N2 + 6H2O
jeka57 [31]
Molar mass

NH3 = 17 g/mol
N2 = 28 g/mol

4 NH3 + 6 NO = 5 N2 + 6 H2O

4 x 17 g NH3 ------------ 5 x 28 g N2
?? g NH3 --------------- 300 g N2

300 x 4 x 17 / 5 x 28 =

20400 / 140 => 145.71 g of NH3


6 0
4 years ago
What type of solute-solvent combination is carbon dioxide in water?
KIM [24]
Carbon dioxide in water is gas/liquid 
5 0
3 years ago
Carbon and oxygen can only combine to form one compound. Select one aFalse b. True
erastovalidia [21]

Answer:

False

Explanation:

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3 0
3 years ago
What aspect of metallic bonding is responsible for malleability ductility and conductivity of metals?
ANTONII [103]
Bonds are forces of attractions between atoms formed by the transfer of electrons or sharing of electrons. Metallic bond is a type bond that exist in metallic structures where the atoms of the metals attracts the sea of electrons in the structure.It is these metallic bonds that results to the malleability , ductility and conductivity of metals because in that the sea of electrons makes them conduct electricity. In addition the atoms of metals in the structure are ions which can slide past each other in the sea of electrons.
4 0
3 years ago
What is meant by the following statement?
Yanka [14]

Answer:

D.

Explanation:

Inverse and proportional means as one goes up the other goes up or if one goes down the other goes down.

- Hope that helped! Please let me know if you need further explanation.

6 0
4 years ago
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