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]
3 years ago
15

An unknown substance has a mass of 19.1 g. the temperature of the substance increases by 13.9 degrees celsius when 62.4 j of hea

t is added to the substance. what is the most likely identity of the substance? the table lists the specific heat capacities of select substances.
Chemistry
1 answer:
sweet-ann [11.9K]3 years ago
8 0
Heat=mass* change in temperature * specific heat
specific heat= 62.4/(.0191*13.9)
=235.037 J/kgK
You might be interested in
A reliable source of information on groundwater is always
balandron [24]
Http://water.ky.gov/groundwater/Pages/GroundwaterAwareness.aspx
3 0
3 years ago
Read 2 more answers
Identify the compound that has the same structure as sodium chloride. identify the compound that has the same structure as sodiu
olga_2 [115]
Sodium chloride is an ionic compound. ionic compound is when the compound itself is made up of a metal and non-metal element.
thus the answer is potassium bromide and cesium chloride.
8 0
3 years ago
Read 2 more answers
A new substance is formed when the?
quester [9]

Answer:

A chemical reaction happens when substances break apart or combine to form one or more new substances.

Explanation:

hope its right.

4 0
3 years ago
Match each processes with the correct transfer of energy.
sveticcg [70]

freezing-energy lost (exothermic)

sublimation-energy gain (endothermic)

evaporation- energy gain(endothermic)

Melting- energy gain(endothermic)

deposition- energy lost(exothermic)

condensation-energy lost(exothermic)

7 0
3 years ago
What is the importance of "Sodium" for human health?​
Aneli [31]

Answer:

Explanation:

Sodium is both an electrolyte and mineral. It helps keep the water (the amount of fluid inside and outside the body's cells) and electrolyte balance of the body. Sodium is also important in how nerves and muscles work. Most of the sodium in the body (about 85%) is found in blood and lymph fluid.

6 0
3 years ago
Other questions:
  • Which of the following is NOT a true statement about liquids?
    10·1 answer
  • Which of these has the most covalent character? <br> NaF Caf2 Bef2 CsF SrF2
    9·1 answer
  • Compare fission and fusion reactions and explain the difference between their energy input and output.
    9·2 answers
  • Wich symbols represent SI units for temperature?
    9·2 answers
  • The Heat of vaporization for NH3= 1360 J/g. Calculate the quantity of heat energy (in kJ)
    6·1 answer
  • Which orbital has the highest energy level
    11·1 answer
  • Why does it take less
    15·1 answer
  • a tomato plant cell has 24 chromosomes how many chromosomes will each daughter cell have after the cell undergoes a mitotic divi
    15·1 answer
  • A lead apron is a ________________ instrument classification of disease transmission. Fill in the blank
    14·1 answer
  • The combining power of an element is called ?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!