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
Lilit [14]
3 years ago
7

How much heat is required to raise the temperature of 250.0g of mercury 52.0°c if the specific heat of mercury is 0.140 j/(g x °

c)?
Chemistry
1 answer:
sasho [114]3 years ago
8 0

Q = m c T

c= 0.140 j/(g x °c)

m= 250.0g

T =52

hope you can solve it now

You might be interested in
Find the grams in 1.26*10^-4 mol of HC2H3O2
Oksana_A [137]

Answer:

0.00757 grams

Explanation:

Find the molar mass of the compound: which is 60.05.

The molar mass is basically just the sum of all the atomic masses of each of the elements.

Then multiply the molar mass by the number of moles in the compound, which is 1.26 x 10^-4 moles.

Your answer should be 0.00757 grams.

5 0
3 years ago
11-Draw a pedigree chart for 2 parents and 4 offsprings,
seropon [69]

Answer:

eudora glass has been the subject for the past year and a few of its top five favorite food products are in a long term way to help the industry in a relationship and not only have the best of recipes but I am you know how I am not sure I can understand the fact ok I just don't plan to do anything for the same person as do I need a few days of good morning have to do just fine for kids to live me to be not a fan but not very much years can be so xbox or old can u do u xbox games like to watch Zoey go out

4 0
3 years ago
an animal refuge park has 120 gazelles.If the population increases by 5% in one year, how manu gazells will the park have next y
Aneli [31]
120 x 1.05 = 126 gazelles next year.
If you times it by 105% then you get the answer of adding 5% on.
8 0
3 years ago
What are the total valence electrons for KCN? (show all work)
harkovskaia [24]

Answer:

Potassium (K) has 1 valence electron Lewis structure is Nitrogen (N) has 7 valence electrons Lewis structure is Carbon (C) has 6 valence electrons Lewis structure is Then the lewis structure of KCN is Electrons of potassium, nitrogen and carbon are shown by dark circle, dark square and crosses respectively.

Explanation:

4 0
2 years ago
Hey i want friends so yeah im a girl and i LOVE anime my fav anime is called Soul Eater. im 16 years old. i also love to play am
densk [106]
I’m way younger then 16 but I never watched anime but I’m interested in it!
5 0
3 years ago
Other questions:
  • Please help me asap​
    13·1 answer
  • Both fructose and glucose have an empirical formula of CH2O and a molecular mass of 180.15948 g/mol. Determine the molecular for
    11·1 answer
  • In which pair do both compounds exhibit predominantly ionic bonding? question 5 options: scl6 and hf na2so3 and nh3 ki and o3 li
    6·1 answer
  • The concept of empiricism states that all rationally accepted knowledge is determined from experience. Francis bacon was one of
    5·1 answer
  • An aqueous solution has a normal boiling point of 103.0°
    8·1 answer
  • Balance the following equations. Do not include the states of matter.<br><br> (a) C + O2 → CO
    7·2 answers
  • A 50.0-ml sample of 0.200 m sodium hydroxide is titrated with 0.200 m nitric acid. calculate the ph in the titration after you a
    6·1 answer
  • In a chemical equation, the symbol that takes the place of the words reacts with is an) Example HCI + KOH-KCI + H2O
    10·1 answer
  • Name every block in mc
    10·2 answers
  • Which of the following happens during an endothermic chemical change?
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!