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
lions [1.4K]
3 years ago
7

9 Cardiac disease is a major problem in the United States."

Chemistry
1 answer:
amid [387]3 years ago
5 0

Answer:

D It affects the heart

Explanation:

You might be interested in
Give three examples of things that are NOT matter
nydimaria [60]

Answer:

light, heat, and sound. Hope i helped!

Explanation:

EDIT: oh yeah theres also energy lol how did i miss that?

7 0
3 years ago
What is the molality of a solution that contains 75.2 grams of agclo4 in 885 grams of benzene? 8.20 m 0.83 m 0.41 m 4.10 m?
Katena32 [7]
0.41 m I got a 100 on this quiz.
4 0
3 years ago
Why does water dissolve ionic compounds and solar compounds?
masha68 [24]
Water's relatively small size allows it to fit between individual atoms, driving them apart. Water's hydrophobic nature separates polar and non-polar substances. Water's polarity allows it to dissolve ionic and polar compounds.
4 0
3 years ago
What part of dalton’s atomic theory is disproved by the existence of isotopes?
shepuryov [24]
The part that says all atoms of a specific element always have the same mass. Isotopes of an atom have varying masses compared to the standard version of the element.
3 0
3 years ago
calculate the atomic mass of element X, if it has 2 naturally occurring isotopes with the following masses and natural abundance
jeka57 [31]
Hey there!

To find this, you should:

1) multiply the percentage (but in a decimal form) of each isotope by the mass.
2) add all your masses together
3) make sure to check for significant figures and you’re done!

Hope this helps :)
4 0
3 years ago
Other questions:
  • Be sure to answer all parts. The sulfate ion can be represented with four S―O bonds or with two S―O and two S═O bonds. (a) Which
    10·1 answer
  • What s the sum of forces
    15·1 answer
  • Please Help Assap!!!
    15·1 answer
  • Q # 6 which of the following equations has correct formulas and also is a balanced equation?
    15·1 answer
  • Describe an environment that would have a low albedo. Explain where on Earth would you likely find this environment and why. Exp
    5·1 answer
  • What do all eukaryotic cell have in common?
    13·1 answer
  • What is the importance of different types of mirrors and lenses?​
    8·1 answer
  • Which of the following statements best describes why electrons
    5·1 answer
  • Eron Grant
    10·1 answer
  • PLEASE HELP!! DUE IN 5 MINUTES!!!’n
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!