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ira [324]
3 years ago
6

PLS HELP! WILL GIVE BRAINLIST!

Chemistry
1 answer:
Anestetic [448]3 years ago
8 0

Answer:

Energy retained at consumer level 1 -  units

Energy retained at consumer level 2 -  units

Energy retained at consumer level 3 -  units

Explanation:

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Which is an example of an element?
strojnjashka [21]
C.silver 
nacl is a compound of na and cl
h2o is a compound of 2h and o
electron is a particle in an atom

6 0
3 years ago
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What does zero to the power of zero equal and why?​
LiRa [457]

Answer:

Zero to the power of zero, denoted by 00, is a mathematical expression with no agreed-upon value. The most common possibilities are 1 or leaving the expression undefined, with justifications existing for each, depending on context

Explanation:

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3 years ago
What isthe charaterics of matter?
ycow [4]
The substance of which physical objects are composed, not counting engergies or force fields which are genearlly not counted as matter, although can contribute to the mass of an object.
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7 0
4 years ago
A 20.00 g mixture of magnesium and zinc metal reacting with excess hydrochloric acid produced 1.152 g of hydrogen gas. what is t
mafiozo [28]

percentage of zinc= 5.985/20 X 100= 29.5%

let x represents zinc and y be magnesium so

Zinc(s) + 2HCl(aq) -----> ZnCl2(aq) +  H2(g)

Mg(s) + 2HCl(aq) -----> MgCl2(aq) + H2(g)

1.152 g of hydrogen gas=( x/65.3 + y/24.305) 20

= 3.08 x10^-2 + 0.8295-8.30

=x=5.985

y= 4.015

percentage of zinc= 5.985/20 X 100= 29.5%

The hydrogen gas escapes, so the two products of Zinc Chloride and Magnesium Chloride will then react with Silver Nitrate. Again, I combine both of the reactions

To learn more about zinc:

brainly.com/question/13890062

#SPJ4

7 0
2 years ago
HELP ASAP I WILL GIVE BRAINLYIST
hram777 [196]

Answer:bob

Explanation: owa owa

3 0
3 years ago
Read 2 more answers
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