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
erma4kov [3.2K]
3 years ago
15

I NEED HELP PLEASE, THANKS! :)

Chemistry
1 answer:
saw5 [17]3 years ago
3 0

Answer:

Macroscopic observation

Explanation:

The observation is macroscopic because you could observe the transformation with the naked eye.

You might be interested in
A certain automobile contains 4 tires, 2 headlights, 1 steering wheel,
Step2247 [10]

Answer:

143 parts I think probably not

5 0
3 years ago
What is the theoretical yield of Na2SO4, in grams?
Allushta [10]
Im sorry i dont know im sure someone will
3 0
3 years ago
The ratio of boys to girls at a school
Marat540 [252]

Answer:

Si tú puedes 1-2-3-4-5-6-7-8-9-10 eso debes de ser más bien dicho sacaran Club Ojalá que te ayude Chau

Explanation:

de Ojalá que te ayude No te olvides de sacar todas las preguntas esas lo que tú dijiste y si tú promoción 123 saquen globo que quieras tú

5 0
3 years ago
Please help! I have less than an hour left!​
melisa1 [442]
Carbocation
I guess pls tell me if it wrong
8 0
3 years ago
The [H+] of a solution can be determined from the pH using the equation: [H+] = 10 - pH ... Where: [H+] = hydrogen ion concentra
padilas [110]

Answer:

pH = -log₁₀ [H⁺]

Explanation:

pH is a value in chemistry used in to measure solution trying to determine each quality, purity, risks for health of some products, etc.

As you write in the question, [H⁺] = 10^(-pH)

Using logarithm law (log (m^(p) = p log(m):

log₁₀ [H⁺] = -pH

And

<h3>pH = -log₁₀ [H⁺]</h3>
8 0
3 years ago
Other questions:
  • Please help do not get thanks
    6·1 answer
  • How much heat is released when 105g of steam at 100.0C is cooled to ice at -15C? Enthalpy of vaporization of water is 40.67kj/mo
    8·2 answers
  • An atom of helium has a radius of 31. pm and the average orbital speed of the electrons in it is about 4.4x 10 m/s Calculate the
    11·1 answer
  • How many grams of O2(g) are needed to completely burn 94.4 g of C3H8(g)?
    6·1 answer
  • Calculate the volume of .987 mol of gas at stp will occupy
    15·2 answers
  • The specific branch of chemistry that focuses on molecules such as salts and water that constitute non-living matter, but are st
    12·2 answers
  • A nanometer (nm) is 1/billion of a meter (1×10^-9 m). Write this number:
    9·1 answer
  • What distinguishes science from other disciplines that do not use scientific methods?
    9·1 answer
  • Answer Questions 7-11 based on Figure 2.
    15·1 answer
  • Why was the measurement unit for metal content in Experiments 1 and 2 different? In Experiment 1:
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!