1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
fgiga [73]
2 years ago
14

iv. Write down the balanced chemical equation for the reaction: a. after bubbling air through the lime water. b. after the disap

pearance of pink colour of sodium hydroxide reacting with hydrochloric acid and phenolphthalein. ​
Chemistry
1 answer:
Andrews [41]2 years ago
7 0

Answer:

sodium hydroxide + Hydrochloric acid -> Sodium chloride + Water

Explanation:

sodium hydroxide + hydrochloric acid = neutral solution

[Base]. [Acid]

This turns the phenophthalein Colourless

You might be interested in
Teo3 lewis structure
svetoff [14.1K]

Answer:

here. hope it helps!

Explanation:

5 0
1 year ago
The lab assistant accidentally poured water in the spirit (alcohol). How would you help him/her to get back the spirit. Explain.
Reptile [31]

The water and the spirit can be easily separated by a method called fractional distillation.

<u>Explanation:</u>

  • There are many ways of separating alcohol from water. The most common method is by heating. Water has a higher boiling point when compared to alcohol and the water can be easily evaporated into the air.
  • This method is called Fractional distillation. As it requires a rounded flash, a beaker, and a container. If the content is put under the heat for a certain degree celsius the water in the content is evaporated.
  • It is to be collected and connected to a container. At last, the alcohol and water are separated.
6 0
3 years ago
What property of matter does not change even though the appearance may change?
IceJOKER [234]

Answer:

The law of the conservation of mass states that matter is neither created nor destroyed, only converted to other forms. Therefore, the mass never changes, even if its appearance does.

Explanation:

4 0
3 years ago
Iron has a density of 7.87 g/cm^3. What is the mass of 55.2 cm^3 of iron?
trapecia [35]

Answer:  Formula: Mass = (Volume)(Density)

Iron Density = 7.87 g/cm^3

Volume of Iron = 55.2 cm^3

Mass=(V)(D)

Mass= (55.2 cm^3) x (7.87 g/cm^3)

Mass=  434,42 g

Explanation:

6 0
3 years ago
2. Which of the following combinations will react spontaneously under
telo118 [61]

Answer:

<h2>Hereis the correct answer </h2>

(A. Au3+ and CI2)

Explanation:

<h3>STUDY CORRECTION. </h3>
5 0
2 years ago
Other questions:
  • Which substance is a compound?
    14·2 answers
  • in a school’s laboratory, students require 50.0 mL of 2.50 M H2SO4 for an experiment, but the only available stock solution of t
    14·2 answers
  • What is the main difference between protons and neutrons
    6·2 answers
  • A beam of electrons (m = 9.11 × 10-31 kg/electron) has an average speed of 1.9 × 108 m/s. What is the wavelength of electrons ha
    6·1 answer
  • Solubility (polar vs. Nonpolar)
    6·2 answers
  •  Some athletes have as little as 3.0% body fat. If such a person has  body  mass of 65 kg,how many pounds of body fat  does  tha
    10·1 answer
  • How has society influenced our opinions on lithium mining​
    9·1 answer
  • What does it mean if an elemet has mo subscript in a chemical formula​
    5·2 answers
  • 1. what is an ethical concern about biotechnology
    14·1 answer
  • A gas at STP occupies 16 L of space. If the pressure changes to 2.6 atm and the temperature increases to 195 degrees C, what is
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!