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
Sever21 [200]
3 years ago
12

1.)What is the molarity of a solution that contains 55.0 grams of Na2SO4 in 250 milliliters of solution? (The mass of one mole o

f Na2SO4 is 142 grams.)
1.55 M


0.0968 M


10.3 M


0.645 M


2.)Which of the following describes the properties of an acid?


are generally proton donors


produce H+ ions in solution


are electron pair acceptors


may include all of these characteristics


3.)The greater the percent ionization of an acid, the __________.


stronger the acid


weaker the acid


more hydrogen atoms the acid molecule has in its formula


more [OH-] ions are in solution


4.)What do larger values on the pH scale represent?


higher concentration of H3O+ ions


lower concentration of H3O+ ions


lower concentration of OH- ions


more acidic the solution
Chemistry
1 answer:
Maurinko [17]3 years ago
4 0

1)<em>1</em><em>.</em><em>5</em><em>4</em><em>9</em><em>=</em><em>1</em><em>.</em><em>5</em><em>5</em><em>M</em>

2)<em>m</em><em>a</em><em>y</em><em> </em><em>i</em><em>n</em><em>c</em><em>l</em><em>u</em><em>d</em><em>e</em><em> </em><em>a</em><em>l</em><em>l</em><em> </em><em>o</em><em>f</em><em> </em><em>t</em><em>h</em><em>e</em><em>s</em><em>e</em><em> </em><em>c</em><em>h</em><em>a</em><em>r</em><em>a</em><em>c</em><em>t</em><em>e</em><em>r</em><em>i</em><em>s</em><em>t</em><em>i</em><em>c</em><em>s</em>

3)<em>s</em><em>t</em><em>r</em><em>o</em><em>n</em><em>g</em><em>e</em><em>r</em><em> </em><em>t</em><em>h</em><em>e</em><em> </em><em>a</em><em>c</em><em>i</em><em>d</em>

4)<em>l</em><em>o</em><em>w</em><em>e</em><em>r</em><em> </em><em>t</em><em>h</em><em>e</em><em> </em><em>c</em><em>o</em><em>n</em><em>c</em><em>e</em><em>n</em><em>t</em><em>r</em><em>a</em><em>t</em><em>i</em><em>o</em><em>n</em><em> </em><em>o</em><em>f</em><em> </em><em>H</em><em>3</em><em>O</em><em>+</em><em> </em><em>i</em><em>o</em><em>n</em><em>s</em>

You might be interested in
Zoom all the way in to Daphne Major. Describe its appearance in two sentences.
kicyunya [14]
The Daphne Major is located in the Colon Archipelago. It has a crater composed of volcanic rocks. These rocks are made up from volcanic ashes which hardened over time. The volcano is shaped like a cone which is surrounded by trees and houses several rare birds. 
3 0
3 years ago
Read 2 more answers
The ________ ion is represented by the electron configuration [ar]3d2.
Tresset [83]
The Ti 2+ ions is  represented  by  electron  configuration  (Ar)3d2. Titanium is in  atomic  number  22  and  its  electronic  configuration  is  (Ar)3d2 4s2.  Titanium loss two  electron that  is  4s2 electrons  hence the  electronic  configuration ( Ar)3d2.  4s2 is  the  valence electron  hence  it   the  one   which  is  lost  to  form  Ti2+
3 0
3 years ago
Read 2 more answers
A liter of milk has a [H] of about 2.51 x 10-7. (You may prefer to think of the hydronium ion concentration, [H3O+], as 2.51 x 1
riadik2000 [5.3K]

Answer:

12-6

Explanation:

7 0
2 years ago
Mei wants to study whether heart rate increases more during certain exercises than during others. She designs an experiment to t
postnew [5]
The differing heart rates is the dependent variable. This is because it is dependent on the exercise that will depict the heart rate
7 0
3 years ago
Read 2 more answers
What is the name of the molecule below
il63 [147K]

Answer:

2-octene

Explanation:

the 8-carbon chain (oct); has a double bond (ene) is on the 2nd carbon (2-)

4 0
2 years ago
Other questions:
  • How long does it take water to turn into ice in the freezer?
    10·1 answer
  • 3 ways to use electric current
    10·1 answer
  • The form of energy that holds atomic nuclei together is called _____. molecular energy chemical energy nuclear energy electromag
    9·2 answers
  • What would you use a barometer for? Why?
    8·1 answer
  • 40.0 ml of an acetic acid of unknown concentration is titrated with 0.100 M NaOH. After 20.0 mL of the base solution has been ad
    5·1 answer
  • A 1,500 kg truck is towed sideways out of a mud-hole with a force of 15,000 N. What acceleration of the tow truck is needed to m
    14·1 answer
  • A student says that since the atomic theory is just a theory, it should not be considered useful. Which
    11·1 answer
  • Đơn chất nào sau đây tác dụng với dung dịch axit sunfuric loãng sinh ra khí ?
    10·1 answer
  • If the empirical formula of a compound is C2OH4, and the molar mass is 88 g/mol, what is the molecular formula
    8·1 answer
  • 5
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!