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
Trava [24]
2 years ago
15

What is the pH of a solution that has 7.8x10-9 [H+]?

Chemistry
1 answer:
xxTIMURxx [149]2 years ago
5 0

Answer:

8.11

Explanation:

pH = -log[H+]

pH = -log[7.8 x 10^{-9}]

pH = 8.107905...

pH = 8.11

You might be interested in
How many acidic H+ ion is given by H3BO3 in aqueous solution?? ...?
notka56 [123]
Boric acid, H3BO3, in aqueous solution would only give out one H+ ion. As it is also produce OH ion and by hydrolysis it produces one proton. <span>All the boron compounds (BX3) are having only 6 valence electrons in it and should follow the octet rule by taking another electron.</span>
 
B(OH)3 + 2 H2O → B(OH)4− + H3O
7 0
3 years ago
How many grams of chlorine gas can be produced when 50.0 grams of aluminum chloride decompose? 2AlCl3→ 2Al + 3Cl2
lianna [129]

Answer:

Explanation:

Approx.

425

⋅

g

Explanation:

2

A

l

(

s

)

+

3

C

l

2

(

g

)

→

2

A

l

C

l

3

(

s

)

You have given a stoichiometrically balanced equation, so bravo.

The equation explicitly tells us that

54

⋅

g

of aluminum metal reacts with

6

×

35.45

⋅

g

C

l

2

gas to give

266.7

⋅

g

of

aluminum trichloride

hope this helps

6 0
3 years ago
Which of these measurements is expressed as three significant figures?
kipiarov [429]

Which of these measurements is expressed as three significant figures?  


C. 4.20 g


6 0
3 years ago
HELP ME PLEASE!!!
777dan777 [17]

Answer:

A bonding that occurs between high electronegative atoms such are N, F, O and H atoms, is called a hydrogen bond. Hydrogen bond is a very strong bond. (C)

If hydrogen bonds are not formed between H atoms and N, F, O atom, then the atoms interact through dispersion forces (also known as london dispersion forces). Dispersion forces are weak and they are temporary forces formed by overlapping of orbitals. (B)

8 0
3 years ago
Which metals or non-metals are liquid at a room temperature of 25°C?​
irakobra [83]

Answer:

gallium

Explanation:

it is the old melting in a hot cup of coffee spoon

7 0
3 years ago
Read 2 more answers
Other questions:
  • How does this chemistry content connect to your Chemical Engineering Design Challenge project?
    10·1 answer
  • Why is water being a universal solvent important to living things
    6·1 answer
  • The half-life of radium-226 is 1600 years. How many grams of a 0.25 g sample will remain after 4800 years?
    13·1 answer
  • Food contains a sugar called , which is broken down in a process called cellular . This process uses to break down food molecule
    8·2 answers
  • A beaker contains 175.32g of salt, NaCl(58.44g/mol). Water is added until the final volume is 2 liters. The solution should be d
    8·1 answer
  • 1. In order for a chemical reaction to occur, there
    7·1 answer
  • 5 kinds of trace fossils
    10·1 answer
  • The reaction is: Fe2O3 (s) + 2Al (s) → 2Fe (l) + Al2O3 (s)
    15·1 answer
  • Electron configuration worksheet
    13·1 answer
  • The rate law for the reaction 3A --&gt; 2B is rate = k[A] with a rate constant of 0.0447 hr-1.
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!