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
andriy [413]
3 years ago
10

Please help picture attached help with 24-27 can anyone help??

Chemistry
1 answer:
e-lub [12.9K]3 years ago
4 0

what grade is this? i need to know to answer it

You might be interested in
How many times higher is the concentration of H+ in the Hubbard Brook sample than in unpolluted rainwater?
Anna [14]

Answer:

1. 7 (a neutral solution)

Answer: 10-7= 0.0000001 moles per liter

2. 5.6 (unpolluted rainwater)

Answer: 10-5.6 = 0.0000025 moles per liter

3. 3.7 (first acid rain sample in North America)

Answer: 10-3.7 = 0.00020 moles per liter

The concentration of H+ in the Hubbard Brook sample is 0.00020/0.0000025, which is 80 times higher than the H+ concentration in unpolluted rainwater.

Explanation:

8 0
3 years ago
Lithium is a metal,chlorine is a non metal,so LiCl would be a ______bond
ivann1987 [24]
Ionic is the answer. This is because lithium has a positive charge, while chlorine has a negative charge, meaning the compound doesn’t necessarily have an overall charge.
4 0
3 years ago
Determine an empirical formula from each set of
Lera25 [3.4K]

Answer:

59.30% I

Explanation:

mi respuesta es esa porque es la más sercana

5 0
3 years ago
What is the colour change when universal indicator is added to apple juice​
kherson [118]

Answer:

red because its the flavor

Explanation:

5 0
3 years ago
Read 2 more answers
Please help :( I don’t understand this question
Karolina [17]

Answer:

A...................................

8 0
3 years ago
Read 2 more answers
Other questions:
  • Which enzyme catalyzes the reaction: o2- + o2- + 2h+ → h2o2 + o2?
    14·1 answer
  • In the laboratory, a student adds 19.7 g of barium acetate to a 500. mL volumetric flask and adds water to the mark on the neck
    13·1 answer
  • Chromosomes move to the middle of the cell during what phase
    6·1 answer
  • Sulfuric acid dissolves and completely dissociates in water and a solvation sphere of water molecules forms around the ions. Thi
    6·2 answers
  • NEED HELP ASAP PLEASE
    9·2 answers
  • 1.Write out the net equation for the dissolution of the ionic compound KNO3.
    6·1 answer
  • What physical meaning is attributed to ψ², the square of the wave function?
    14·1 answer
  • I need help. It’s due tonight. Thanks
    5·2 answers
  • A car is traveling 150 km in 7200 s what is the speed of the car
    7·1 answer
  • At 35°C and 2 atm of pressure, the volume of gas is 200 ml. If the temperature changes to
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!