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
dsp73
2 years ago
13

Help me with this work plz plz

Chemistry
1 answer:
storchak [24]2 years ago
7 0

Answer:

a -4

b - 8

c - 5

d 2

Explanation:

Significant Figures: The number of digits used to express a measured or calculated quantity. By using significant figures, we can show how precise a number is. ... Accuracy: Refers to how closely individual measurements agree with the correct or true value.

You might be interested in
Oxygen freezes at -219°c and boils at -183°c in which state is oxygen at -200°c​
vova2212 [387]

oxygen is in gaseous state at this temperature

4 0
2 years ago
Is Sr3(PO4)2 ionic or covalent
lana66690 [7]
Sr3(PO4)2 is definitely Ionic
6 0
3 years ago
Someone Please HELP Me
scoray [572]
Use a calculator to add those thank you ur welcome
7 0
3 years ago
Why does aluminium oxide (Al2O3) have a higher melting point than sodium oxide (Na2O)?
Lilit [14]

Al2O3 has a higher melting point than Na2O. This is because the ionic bond between Al3+ ions and O2- ions is stronger than that between Na+ and O2-. The charge on the Al3+ ion is larger than that of the Na+ ion

5 0
3 years ago
What pressure is required to compress 196.0 liters of air at 1.00 atmosphere into a cylinder whose volume is 26.0 liters?
Leto [7]
7.54 atm kf im correct
3 0
3 years ago
Other questions:
  • 48 When an atom of the unstable isotope Na-24 decays, it becomes an atom of Mg-24 because the Na-24 atom spontaneously releases(
    13·1 answer
  • Please help with these two thank you!
    5·1 answer
  • What type of energy transformation takes place when carbon is cycled in a coal-based power plant?
    14·2 answers
  • How many orbitals does the P sub shell contain
    6·1 answer
  • I need help finding number 2
    5·1 answer
  • How can you find out what substances
    15·1 answer
  • Help asap pls, this is due in 30 minutes.
    11·2 answers
  • What separation technique would most likely be used if a solvent were
    12·2 answers
  • What are the types of precipitation?
    12·1 answer
  • Which inner planet has 2 moons? Question 2 options: Mercury Venus Earth Mars
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!