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uranmaximum [27]
2 years ago
11

Which has a lower electronegativity: sodium or rubidium?

Chemistry
1 answer:
sammy [17]2 years ago
6 0

Answer:

sodium has a lower electronegativity:)

Explanation:

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N2 + 3 H2 --> 2 NH3
Anna71 [15]

Answer:

4 moles of NH3 will be produced

Explanation:

The reaction expression is given as:

            N₂  +  3H₂  →  2NH₃

We have to check that the equation of the reaction is balanced.

 Then;

      if 2 mole of N₂ reacts;

 1 mole of N₂ will react with 3 mole of H₂ to produce 2 mole of NH₃

2 mole of N₂ will react with (2x3)mole of H₂ to produce (2x2)mole of NH₃

                                                    6mole of H₂ to produce      4 mole of NH₃

7 0
3 years ago
Sam investigates the reactivity of metals in air. His observations are shown below.
viva [34]

Answer:5

Explanation:

6 0
3 years ago
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Predict how many grams of KCI is produced from 40 grams of K?
Nutka1998 [239]

Explanation:

firstly find for the molar mass of kcl and molar mass of k

and then

molar mass of k = x

molar mass of kcl= 40

cross mutiply and then simplify you will get your answer

5 0
3 years ago
(WILL GIVE BRAINLIEST) A student uses res litmus paper to test the pH value of different solutions. Which would result in a colo
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Answer:

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Explanation:

3 0
3 years ago
Use the periodic table to select which type of bond is present and which of the listed properties is most likely for each substa
jenyasd209 [6]

Answer:

A = Metallic Bond

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Explanation:

Since the bond is between two metals (located in groups 11 and 12), they would experience metallic bonding. Metallically bonded molecules have high melting and boiling points due to the strength of the metallic bond. They also experience strong electrical current due to the there delocalized electrons.

3 0
3 years ago
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