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
bixtya [17]
2 years ago
9

Which group of measurements is the most precise? (Each group of measurements is for a different object.)

Chemistry
1 answer:
JulijaS [17]2 years ago
3 0

Answer:

rytetrttrrtrt

Explanation:rtyty

You might be interested in
Significant figures
Sergeu [11.5K]

Answer:

go look for that on google

Explanation:

4 0
3 years ago
What type of reaction is shown below c10H8+12O2 10co2+4H2O
MakcuM [25]

Answer:

Explanation:

Combustion.  Have fun with that.

7 0
3 years ago
What is the meaning of semipermeability?​
ollegr [7]

Answer:

semipermeability

Explanation:

partially but not freely or wholly permeable specifically : permeable to some usually small molecules but not to other usually larger particles a semipermeable membrane.

8 0
3 years ago
What is the chemical formula for a molecule of salt?
BARSIC [14]

Answer:

Su fórmula molecular es Na Cl y es el producto de la base hidróxido sódico (NaOH) y ácido clorhídrico, H Cl. En general, las sales son compuestos iónicos que forman cristales. Son generalmente solubles en agua, donde se separan los dos iones. Las sales típicas tienen un punto de fusión alto, baja dureza, y baja compresibilidad.

Explanation:

5 0
2 years ago
What is the correct balanced equation for the reaction of sodium with water?
Wittaler [7]

Answer:

 A.    2Na       +    2H₂O   →    2NaOH   +  H₂  

Explanation:

When sodium is reacted with water, a single replacement reaction occurs. The product of the reaction is typically sodium hydroxide and hydrogen gas.

Reactants:

        Sodium +  water

Product:

        Sodium hydroxide + hydrogen gas

So;

         2Na       +    2H₂O   →    2NaOH   +  H₂  

6 0
2 years ago
Other questions:
  • A topaz crystal has an interplanar spacing (d) of 1.36 Å (1 Å =1×10^[−10] m). Calculate the wavelength of the X-ray that should
    14·1 answer
  • Which word describes AH for exothermic reactions?<br> O negative<br> O small<br> positive<br> O zero
    12·1 answer
  • which of the following experiments follow ethical standards? A.)performing test on animals when the information can be obtained
    15·2 answers
  • In the formate ion, hco2− which of the atoms in the ion have pπ orbitals?
    5·1 answer
  • How many total moles of ions are released when the following sample dissolves completely in water? Enter your answer in scientif
    8·1 answer
  • How many moles of calcium oxide will be produced when 1.6 moles of Iron(III)oxide reacts with calcium phosphate according to the
    12·1 answer
  • How do scientists measure the idea of time so long ago?
    11·1 answer
  • Find the mass of an object on earth if its weight is 100N
    9·1 answer
  • ____________ are traits characteristics or features of an organism that are passed from parent to offspring
    7·1 answer
  • How much heat is absorbed in the complete reaction of 3.00 grams of SiO2 with excess carbon in the reaction SiO2(g) + 3C(s) → Si
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!