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noname [10]
3 years ago
14

Which have the most gravitational potential energy?

Chemistry
1 answer:
Free_Kalibri [48]3 years ago
4 0
I believe D because since it is up so high when the lady begins to fall she will have a greater force bringing her back to her original starting point
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Please help, timed test, will give brainliest
OlgaM077 [116]

Answer:

The answer to your question is letter B

Explanation:

A.)                     2 AgCl + Na2S ⟶ 2 Ag2S + 2 NaCl

                Reactants           Elements              Products

                      2                         Ag                         4

                      2                          Cl                          2

                      2                          Na                         2

                      1                            S                           2

This reaction is unbalanced

B.)                       2 AgCl + Na2S ⟶ Ag2S + 2 NaCl

                Reactants           Elements              Products

                      2                         Ag                         2

                      2                          Cl                          2

                      2                          Na                         2

                      1                            S                           1

This reaction is balanced

C.)                         AgCl + Na2S ⟶ 2 Ag2S + 2 NaCl

                Reactants           Elements              Products

                      1                         Ag                         4

                      1                          Cl                          2

                      2                          Na                         2

                      1                            S                           2

This reaction is unbalanced

D.)                2 AgCl + 2 Na2S ⟶ Ag2S + NaCl

                Reactants           Elements              Products

                      2                         Ag                         4

                      2                          Cl                          1

                      4                          Na                         1

                      2                            S                          1

This reaction is unbalanced

4 0
3 years ago
Which elements in the periodic table are metalloids or have semimetallic properties
Marysya12 [62]
Hi There! :)

<span>Which elements in the periodic table are metalloids or have semimetallic properties?

</span><span>Boron, Silicon, Germanium, Arsenic, Antimony, and Polonium are all metalloids. Some people consider Astatine a metalloid</span>
8 0
3 years ago
What is 87000000000000 written in scientific notation
Elan Coil [88]

Answer:

8.7 × 10 13

Explanation:

5 0
3 years ago
What are valence electrons
r-ruslan [8.4K]
In chemistry, a valence electron<span> is an </span>electron<span> that is associated with an atom, and that can participate in the formation of a chemical bond; in a single covalent bond, both atoms in the bond contribute one </span>valence electron<span> in order to form a shared pair. 

hope this helps!</span>
8 0
3 years ago
What is the percentage of Aluminum in Aluminum Sulfate?
marta [7]

Answer:

342. 15 g/mol is the mass

Al Aluminium 26.98g 2 atoms per mole = 15.7716%

S Sulfur 32.06g 3 atoms per mole = 28.1151%

O Oxygen 15.99g 12 atoms per mole = 56.1133%

Explanation:

Hope this helps

3 0
2 years ago
Read 2 more answers
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