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
amid [387]
4 years ago
14

Write a story that includes:

Chemistry
1 answer:
olasank [31]4 years ago
5 0
Sorry I don't know I would help but I'm only good at social study's and hystory and geography
You might be interested in
Write a Balanced Equation <br><br><br><br> H2 + Cl2 --&gt; __HCl
Mariana [72]

Answer:

2HCL

Explanation:

Both the elements have 2 so when placing the 2 infront ,it'll distribute/ apply to both

7 0
3 years ago
A sample of air has a volume of 140.0 mL at 67C. To w
bonufazy [111]

Answer:

What that means is that when pressure and number of moles are kept constant, increasing the temperature will result in an increase in volume. Likewise, a decrease in temperature will result in a decrease in volume. In your case, the volume of the gas decreased by a factor of about 3, from "140.0 mL" to "50.0 mL".

7 0
3 years ago
what is the best course of action if solid material remains in the flask after the heating step of recrystallization
lys-0071 [83]

Answer:

filter the hot mixture.

Explanation:

Solid is stayed undissolved since the arrangement is gotten super saturated. On the off chance that solid molecule is available recrysallization won't happen in this way we need expel the solid molecule by filtarion in hot condition itself . Subsequently, arrangement become totally homogenous and recrysallization item will shaped by moderate cooling

7 0
4 years ago
What are mettaloids? ​
julia-pushkina [17]

Answer:

Los metaloides serían los elementos con propiedades intermedias. No existe una definición estandarizada de elemento metaloide ni un consenso completo sobre los elementos que son metaloides. A pesar de la falta de especificidad en el término, es muy utilizado en los textos químicos, tanto educativos como divulgativos o de investigación.

Explanation:

6 0
3 years ago
How do you know if a reaction is exothermic?
n200080 [17]
You know if the reaction releases energy or heat.

Info:
<span>An exothermic reaction is a chemical reaction that releases energy by light or heat. It is the opposite of an endothermic reaction. Expressed in a chemical equation: reactants → products + energy.</span>
3 0
4 years ago
Other questions:
  • Which of the following is the best definition of a mixture?
    5·2 answers
  • Fe(s) + CuSO4(aq) &lt;===&gt; Cu(s) + FeSO4(aq)
    10·1 answer
  • What was rutherfords contribution to the structure of an atom
    5·2 answers
  • Which symbol is generally used to represent a sugar in simple models of nucleotides?
    14·1 answer
  • How/why does the density of an object change when heated?
    8·1 answer
  • Determine the new pressure of a sample of hydrogen gas if the volume and moles are constant, the initial pressure is
    9·1 answer
  • Which statement correctly describes ionic bonds? Multiple Choice An ionic bond only forms between two atoms of the same element.
    14·2 answers
  • PLEASE HELP ASAP
    6·2 answers
  • Consider the reaction below the reactivities of tertiary,secondary and primary hydrogen are 1700: 5:1 respectively. Predict the
    14·1 answer
  • What is the quantity of heat evolved when 15g of CH4 is completely burned in air? Given that CH4+2O2→ CO2+2H2OΔH=-890Kj/mol
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!