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zepelin [54]
3 years ago
6

100 points PLZ hurry!!! Balance the chemical reaction PLZ.

Chemistry
2 answers:
mario62 [17]3 years ago
8 0
Ba(OH)2 Ba-2 power + 2 OH H2 + SO 4

All numbers are exponents.
lora16 [44]3 years ago
4 0

Hello!

After balancing the equation the equation should look like this:

Ba(OH)2 Ba-2 power + 2 OH H2 + SO 4

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Andrew [12]

B. crust, middle, core

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Unlike the nervous system, the endocrine system ___ A) Responds quickly B) Does not respond C) Rarely responds D) Responds Slowl
valentina_108 [34]
D) Responds slowly 


Good luck. It responds slower them the nervous system 
3 0
3 years ago
How to Calculate the de Broglie wavelength for each of the following ? a. an electron with a velocity 10.% of the speed of light
qaws [65]
H = planks constant 
<span>m = mass of the object </span>
<span>u = velocity of the object </span>

<span>h = 6.626 * 10^-34 J/s </span>
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8 0
3 years ago
Determine the empirical formula of a
k0ka [10]

Answer:

AuCl

Explanation:

Given parameters:

Mass of Gold  = 2.6444g

Mass of Chlorine  = 0.476g

Unknown:

Empirical formula  = ?

Solution:

Empirical formula is the simplest formula of a compound. Here is the way of determining this formula.

Elements                                     Au                                             Cl

Mass                                         2.6444                                     0.476

Molar mass                                 197                                          35.5

Number of moles                  2.6444/197                                 0.476/35.5

                                                 0.013                                           0.013

Divide by the

smallest                                 0.013/0.013                                 0.013/0.013

                                                       1                                                   1

The empirical formula of the compound is AuCl

3 0
2 years ago
A volcano violently erupts near a small town and wildlife preserve. Which effect might occur? Some local species develop new ada
NemiM [27]

Answer:

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Ash and dust comes out of volcanoes, and it is bad for the environment. Polluting the air and causing fogginess, it also reduces sunlight.

3 0
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