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Dmitry [639]
2 years ago
8

Four atoms of hydrogen combine with one carbon atom to form CH4, but only two hydrogen atoms combine with one oxygen atom to for

m H2O. Why?
Chemistry
1 answer:
Ugo [173]2 years ago
5 0

Answer:

idk sorry

Explanation:

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What is the percent by weight of sodium in sodium sulfate (Na2SO4)? (The molar mass of Na = 22.99, S = 32.07, and O = 16.00.) 16
34kurt
The total mass would be 142.05 g/mol. Since sodium is 22.99 g/mol and there are 2 sodium atoms, it would be 45.98 g/mol. Divide 45.98 by 142.05 and you get 32.37%
8 0
3 years ago
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When a certain powder is mixed into a solution of silver nitrate, a white precipitate forms. When the powder is added to a solut
atroni [7]

Answer:

Ammonium chloride

Explanation:

The powder is:- Ammonium chloride

When mixed with silver nitrate, white prescipitate of silver chloride is formed as:-

NH_4Cl+AgNO_3\rightarrow NH_4NO_3+AgCl

When mixed with sodium hydroxide, ammonia gas is formed which has noxious order.

NH_4Cl +NaOH\rightarrow NH_3 + H_2O + NaCl

Ammonia gas on reaction with nickel (II) hydroxide forms deep blue colored complex as shown below:-

Ni(OH)_2(s) + 6NH_3(aq)\rightarrow [Ni(NH_3)_6]^{2+}(aq) + 2OH^{-}(aq)

5 0
2 years ago
Cuáles son las funciones de la política...​
Stolb23 [73]

Answer:

El ejercicio de la política permite gestionar los activos del estado nacional, también resuelve conflictos dentro de las sociedades adscritas a un estado específico lo que permite la coherencia social, las normas y leyes que determine la actividad política se vuelven obligatorias para todos los integrantes del estado

Explanation:

¿Puedes darme lo más inteligente?

7 0
2 years ago
How do you find time when you have been given the distance
MrRa [10]

Answer:To solve for time, divide the distance traveled by the rate. For example, if Cole drives his car 45 km per hour and travels a total of 225 km, then he traveled for 225/45 = 5 hours.

Explanation:

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2 years ago
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Scientists discovered that earths core has two parts by studying?
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