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
kompoz [17]
4 years ago
15

Do you know any of these?

Chemistry
2 answers:
bulgar [2K]4 years ago
6 0
The second one is no
spin [16.1K]4 years ago
4 0
1. Yes
2.no
3.yes those are the correct answers
You might be interested in
Which of the following is the correct formula for sodium oxide? NaO2 Na­O Na2O3 Na3O4 Na2O
olga nikolaevna [1]
Since Na has a 1+ charge and O has a -2 charge, by reversing the charges and placing them as subscripts for the other atoms the formula is Na2O1 or simply Na2O.
7 0
3 years ago
Consider the chemical equation below. Upper M g (upper O upper H) subscript 2 plus 2 upper H upper N upper O subscript 3 right a
masha68 [24]

Answer:

Upper H superscript plus, plus upper O upper H superscript minus right arrow upper H subscript 2 upper O.

Explanation:

i just took the test , i hope this helps:)

8 0
3 years ago
Read 2 more answers
Why won't a fat–soluble vitamin dissolve in water?
Nataliya [291]
<span>small organic molecules will not dissolve in water cannot be synthesized by body (except vitamin D) supplements packaged in oily gel caps excesses can cause problems since fat-soluble vitamins are not excreted readily</span>
8 0
3 years ago
How much force is needed to accelerate a 66 kg skier at 2 m/sec2
alexgriva [62]

Answer:

132N

Explanation:

F=ma

F=66×2

F=132N

7 0
4 years ago
Using the activity series provided. Which reactants will form products? Na &gt; Mg &gt; Al &gt; Mn &gt; Zn &gt; Cr &gt; Fe &gt;
Elodia [21]

Answer:

Fe + Cu(NO3)2 →

Explanation:

3 0
3 years ago
Other questions:
  • Mass is measured using _____.
    13·2 answers
  • Which of the following theories provides information concerning both molecular shape and molecular bonding?
    9·1 answer
  • A single population is made up of?
    13·1 answer
  • The iupac name this compound​
    12·2 answers
  • What are some of the different substances that make up a pizza?
    14·1 answer
  • Deuterium, 2h (2.0140 u), is sometimes used to replace the principal hydrogen isotope 1h in chemical studies. the percent natura
    7·1 answer
  • What happens to that atom of magnesium-24 if it GAINS a PROTON
    5·2 answers
  • What does a positive cell voltage mean
    8·2 answers
  • Is SiO2 London Dispersion, Dipole-Dipole, or Hydrogen Bonding?
    7·2 answers
  • Ibuprofen can be found in 800 mg doses in over-the-counter analgesics, such as Advil and Motrin. How many grams of iburofen
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!