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
Tanzania [10]
3 years ago
8

How many grams are in 1.25 moles of Potassium hydroxide, KOH?1 point​

Chemistry
1 answer:
klasskru [66]3 years ago
7 0

Answer:

There are 70 grams of KOH

Explanation:

First, we calculate the weight of 1 mol of KOH:

Weight 1 mol KOH: Weight K + Weight 0 + Weight H=  39g+ 1g+ 16g= 56 g/mol

1 mol-------56 g KOH

1,25 mol----x= (1,25 molx56 g KOH)/1 mol= <em>70 g KOH</em>

You might be interested in
How many moles of oxygen are required to react with methanol in order to produce 13 moles of formaldehyde?
ddd [48]

Answer:

6.5 moles of Oxygen are required

Explanation:

Based on the reaction:

CH3OH + 1/2 O2 → CH2O + H2O

1 mole of methanol reacts with 1/2 moles O2 to produce 1 mole of formaldehyde and 1 mole of water.

Thus, to produe 13 moles of formaldehyde, CH2O, are needed:

13 moles CH2O * (1/2mol O2 / 1mol CH2O) =

<h3>6.5 moles of Oxygen are required</h3>
3 0
3 years ago
Even though we can't digest it, fiber is an important part of digestion because it __________
Rzqust [24]

Answer:

1.<em>C</em><em>.</em><em>Keeps</em><em> </em><em>blood</em><em> </em><em>sugar</em><em> </em><em>low</em>

Explanation:

i just know number 1 am nt sure of number 2

3 0
3 years ago
What is the noble gas electron configuration of aluminum (Al)? A. [Ne] 3s2 3p1 B. [Ne] 2s2 2p1 C. [Ar] 3s2 3p1 D. [Ar] 1s2 2s2 2
Gekata [30.6K]

[Ne] 3s2 3p1  So its A

6 0
3 years ago
Read 2 more answers
What causes warm air to rise?
8090 [49]
A. The fact that it's less dense than cold air.
8 0
3 years ago
Read 2 more answers
The Central value of the set of observation is called.​
madreJ [45]

Answer:

The central value of the sets of observation can be mean, median or mode depending upon the kind of data provided as all are measure of central tendency.

Explanation:

3 0
2 years ago
Other questions:
  • Which of the following statements is true? Protons have a mass that contributes significantly to the mass of the atomic nucleus.
    14·1 answer
  • PLEASE HELP ME ILL GIVE YOU A LOT OF POINTS
    9·1 answer
  • Boron occurs naturally as two isotopes. What is the difference between these isotopes?
    10·2 answers
  • 5) Read each Eco fact. Propose a solution to prevent the environmental problems of the
    11·1 answer
  • A hydrogen filled balloon has a volume of 8.3 L at 36°C and 751 mmHg. How many moles of hydrogen are inside the balloon?
    14·1 answer
  • Why do historians analyze historical events and cause and effect relationship
    12·2 answers
  • What is a substance and what are the two types of substances?
    11·2 answers
  • In a metal what is not given an assigned location and thus can drift
    12·1 answer
  • The type of neuron that carries impulses from the brain are...​
    12·1 answer
  • Think about chemicals you may have in your home and list as many as you can think of:
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!