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WITCHER [35]
3 years ago
10

I have no idea what I'm doing in chemistry please help.

Chemistry
1 answer:
Tresset [83]3 years ago
5 0
Your just answering the questions..? lol
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You find a mysterious white powder in your kitchen. It could be cream of tartar (pH=5), sugar (pH=7), baking soda (pH=8), or dra
GREYUIT [131]

The pH indicators to be used are Phenolphthalein, Red cabbage, Bromthymol blue and Congo red.

<h3>What are pH indicators?</h3>

Indicators are substances which change color as the pH of a medium changes.

The common indicators and their pH range is as follows:

  • Phenolphthalein - pH range of 8.3 and 10.5
  • Red cabbage - pH 2 to 10
  • Bromthymol blue - 6.0 to 7.6
  • Congo red - 3.0 to 5.2

Therefore, the indicators to be used are Phenolphthalein, Red cabbage, Bromthymol blue and Congo red.

Learn more about pH indicators at: brainly.com/question/13779537

#SPJ1

8 0
2 years ago
A bag of potato chips contains 585 mL of air at 20.0 C and a pressure of 765 mmHg. Assuming the bag does not break, what will be
Scorpion4ik [409]

Answer:

volume = 972.23ml

Explanation:

using general gas law

P1V1/T1 = P2V2/T2

765 x 585/293 = 443 x V2/282

1527.39 =443 x V2/282

1527.38 x 282 = 443 x V2

430695.78 = 443 x V2

V2 = 430695.68/443

V2 = 972.23mL

4 0
3 years ago
1.)What is the molarity of a solution that contains 55.0 grams of Na2SO4 in 250 milliliters of solution? (The mass of one mole o
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4 0
3 years ago
For the following hypothetical reaction: 3A + 3B —&gt; 2C. How many moles of B will you need to convert 4 moles of A into as man
galben [10]

Answer:

Do you still need this??

Explanation:

7 0
3 years ago
When polluted water runs off into rivers and groundwater, it reduces the amount
ankoles [38]

Answer:

Sewage pollutes our waters with pathogens, excess nutrients, heavy metals, and other toxins. It kills aquatic life and creates algal blooms that can suffocate fisheries. Sewage carries pathogens that can end up in our drinking water supplies and swimming areas.

Missing:

Explanation:

8 0
3 years ago
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