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
Lubov Fominskaja [6]
3 years ago
5

A) Which of the following reagents would oxidize Cr to Cr2 , but not Fe to Fe3 ?

Chemistry
1 answer:
sdas [7]3 years ago
3 0
<span>The answer is Co2+  This is the </span><span>reagent that would oxidize Cr to Cr2 , but not Fe to Fe3. A</span> metal that lies between Cr and Sn is Cobalt. In order for it to oxidize Cr, it has to be Co+2 (Cobalt cation).
You might be interested in
Advantages for building on the green hill
Minchanka [31]
I think that building on a green hill
6 0
3 years ago
Read 2 more answers
When Aluminum foil is added to a solution of Copper (II) chloride (blue color solution), the following reaction occurs.
zimovet [89]
I think is b................
7 0
2 years ago
Calculate the volume in mL of a 0.708 M KOH solution containing 0.098 mol of solute
Olenka [21]
Molarity = mol/liter

0.708M = 0.098mol/L
Rearrange to find L:
0.098mol/0.708M = .138L

For every liter there is 1000 mL:
.138L • 1000mL =138mL KOH
7 0
3 years ago
In the electron cloud model, the electron cloud is denser in some locations than in others.
Sonbull [250]
<span>In the electron cloud model, the denser areas represent that there is a great probability that a good number of electrons are ganged up or crowded in that area. The electrons affect the density of some parts of the electron cloud when they condense in those locations.</span>
8 0
2 years ago
Polyester is a synthetic material used for many different purposes. It is produced from petroleum and natural gas. Producing pol
notka56 [123]

Answer:

A. Producing certain synthetic materials could have a greater environmental impact than disposing of them.

Explanation

I just did this question and got it right.

3 0
2 years ago
Other questions:
  • 1.674 x 10^–24 g of neutrons is how many atomic mass units (amu)?
    7·2 answers
  • Identify the statement that correctly describes light and how it travels? (2 points)
    10·2 answers
  • Marcus measured the masses and volumes of samples of four different substances, and he calculated their densities. The table sho
    9·2 answers
  • What mass of H2 is needed to react with 8.75 g of O2 according to the following equation: O2(g) + H2(g) → H2O(g)?
    12·2 answers
  • A common laboratory method for preparing a precipitate is to mix solutions containing the component ions. Does a precipitate for
    10·1 answer
  • What is the most common of all compounds are composed of molecules whose atoms are arranged in a straight chain, a branched chai
    12·1 answer
  • PLSSS HELP!! In the demonstration, Iron reacted with the oxygen in the air. Which one ran out
    12·1 answer
  • 24
    12·1 answer
  • What can you coil and make a solenoid have an even stronger field? *
    6·1 answer
  • Predict the effect (if any) of an increase in temperature on the electrical conductivity of (b) a semiconductor;
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!