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
Elis [28]
3 years ago
13

5 Questions to answer please

Chemistry
2 answers:
masha68 [24]3 years ago
6 0

The answer to #5 is 4 grams.

ryzh [129]3 years ago
5 0
1.Type of bonding in which electrons are completely transferred is called ionic bond.
2. Isotopes have same atomic number but different atomic mass number.
Atomic number = number of protons + number of neutrons
Therefore, A is correct. 
3. Nucleus is composed of neutrons and protons.
4. Chemical reactions follows the law of conservation of mass. Therefore mass of reactant = mass of product = 4 grams.
5. Again, mass of table salt formed should be equal to mass of (Na+Cl₂) = 4 grams.
You might be interested in
How do I find density
skad [1K]
Divide mass by the volume to find density.
7 0
3 years ago
K20<br> What is the chemical name
kicyunya [14]

Answer:

oxide of potassium or potassium oxide i believe.

8 0
3 years ago
I WILL MARK BRAINLIEST PLZ HELP ASAP, thanks :)
7nadin3 [17]

Answer:

Inner

Explanation:

3 0
3 years ago
How many moles are in 1.51 x 10^24 molecules of water?
lyudmila [28]

Answer:One mole of HBr has 6.02 x 1

0

23

molecules of HBr.

1 mole of HBr = 6.02 x 1

0

23

molecules of HBr.-----(a)

X mole of HBr has 1.21 x

10

24

molecules of HBr.

X mole of HBr = 1.21 x

10

24

molecules of HBr------(b)

Taking ratio of (a) and (b)

X / 1 = 1.21 x

10

24

/ 6.02 x 1

0

23

X= 2.009 moles.

Explanation:

3 0
3 years ago
This system has an equilibrium constant of 0.105 at 472°C: N2(g) + 3H2(g) ↔ 2NH3(g)
Kamila [148]

Answer:

What is the reaction quotient, Q, for this system when [N2] = 2.00 M, [H2] = 2.00 M, and [NH3] = 1.00 M at 472°C?

A. 0.0625

How does Q compare to Keq?

B. Q < Keq

Explanation:

5 0
3 years ago
Other questions:
  • What is The Domain with four kingdoms or organisms that have cells with nuclei?
    10·1 answer
  • What is the density of a sample of rubbing alcohol if it has a specific gravity of 0.789?
    14·1 answer
  • Which of the following would be considered a solution?
    8·1 answer
  • According to the following balanced equation, 2 formula units of Iron (III) Oxide (Fe2O3) can be formed by reacting 4 atoms of i
    7·2 answers
  • The product side of a chemical reaction is shown.
    9·1 answer
  • Is a Big Mac an element, compound, or mixture?
    9·1 answer
  • What is the mass of 5 moles of Nitrogen gas
    6·1 answer
  • What is not a resource of the ocean?
    7·2 answers
  • The last answer choice us D. Adding more of the chemical will hear the water but only up to a certain temperature
    15·1 answer
  • Recessive genes are _____.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!