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
Tasya [4]
3 years ago
10

Which of the following compounds does NOT contain molecules? A. H2 B. NaCl C. CO2 D. H2O

Chemistry
1 answer:
vladimir1956 [14]3 years ago
3 0
<span>NaCl is one and that is the only one that I know is for sure.

i hope this help!!!!!!!!!!</span>
You might be interested in
Which process(es) can be used to separate mixtures but not compounds?
hodyreva [135]
Think it would be distillation
3 0
3 years ago
When I2 and FeCl2 are mixed together, iodine (I) cannot replace chlorine (Cl) in the compound because iodine is lower on the per
andrezito [222]

The given statement is True.


This is single replacement reaction.

As reactivity decreases down the group,

Iodine is less reactive than Chlorine.  

And so Iodine cannot replace chlorine from FeCl2.

I2 + FeCl2 ---> no reaction (Iodine is less reactive than chlorine)

7 0
3 years ago
Read 2 more answers
.00 mol of gas occupy a volume of 112 L at a pressure of 1.00 atm.  What is the kelvin temperature of the gas
artcher [175]
Sorry i couldnt help
5 0
3 years ago
What do the elements in each pair have in common? k, kr be, mg ni, tc b, ge al, pb?
tensa zangetsu [6.8K]
The pairs are:
K, Kr - Same period
Be, Mg - Same group
Ni, Tc - Both are transition metals
B, Ge - Both are metaloids
Al, Pb - Both form inert oxides
4 0
3 years ago
Question 23 (3 points)
Mice21 [21]

Answer:

<h2>The answer is 3.0 mL</h2>

Explanation:

The volume of a substance when given the density and mass can be found by using the formula

volume =  \frac{mass}{density}  \\

From the question

mass of aluminum = 8.1 g

density = 2.7 g/mL

It's volume is

volume =  \frac{8.1}{2.7}  \\

We have the final answer as

<h3>3.0 mL</h3>

Hope this helps you

3 0
2 years ago
Other questions:
  • Liquid alcohol will change to vapor when its temperature reaches the
    15·1 answer
  • Which process is a chemical change?
    6·2 answers
  • The most common fuel for nuclear fission reactors is:
    12·2 answers
  • The box holds 70 cm3 of water. Water has a density of 10 g/cm³. What is the mass of the water
    5·1 answer
  • An alloy contains 59g of pure silver and 19g of pure copper. What is the silver in the alloy
    12·1 answer
  • Two lab assistants measured a metal rod. One reported the measurement as 250 cm, and the other measured it as 250. cm. These mea
    9·1 answer
  • Which of the following is a characteristic property of the noble gases?
    9·2 answers
  • A procedure calls for 0.250 kg of sugar. Your balance is in ounces. What mass in ounces should be weighed out on this balance?
    5·1 answer
  • Extracting oil from shale deposits a has been initiated on a large scale in the United States and will soon surpass Canada's pro
    13·1 answer
  • What scientist first developed an equation to calculate the wavelengths of lines in the emission spectrum of hydrogen atoms?.
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!