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
grandymaker [24]
2 years ago
14

That my last Q8 A , can someone help me with

Chemistry
2 answers:
scoray [572]2 years ago
4 0
The first was louder, while the second had a higher pitch
DENIUS [597]2 years ago
3 0
The first whistle is louder while the second whistle has a higher pitch
Loud vs high
You might be interested in
What is the difference between non ionizing and ionizing radiation
Rzqust [24]
Non-ionizing radiation<span> does not carry enough energy to break molecular bonds and</span>ionize<span> atoms. </span>Ionizing radiation<span> is the type of </span>radiation<span> that carries enough energy to break bonds </span>between<span> molecules and </span>ionize<span> atoms.

Hope this helps!</span>
7 0
4 years ago
Read 2 more answers
Covalent bonds result from the complete transfer of an electron from one atom to another. True or false
Anton [14]
Your answer is true. Covalent bonds are bonds between two atoms, and those two atoms share electrons.
4 0
3 years ago
What produces energy in the Sun?
jeka57 [31]
Nuclear reactions Alpha reactions
3 0
3 years ago
Read 2 more answers
How many grams of carbon are present in 45.0 g of CCl4?
lisabon 2012 [21]
To determine the amount of a certain element in a compound, we use the ratio of the elements from the compound. We calculate is follows:

45.0 g CCl4 ( 1 mol CCl4 / 153.82 g CCl4 ) ( 1 mol C / 1 mol CCl4 ) ( 12.01 g C / 1 mol C ) = 3.5135 g carbon present

Hope this answers the question. Have a nice day.
5 0
4 years ago
What change or changes in the state of a gas bring about each of the following effects? a. the number of impacts per unit time o
Elan Coil [88]
<span>c. The average distance between gas molecules increases</span>
8 0
3 years ago
Other questions:
  • Which of the following are monomers of the genetic material DNA?
    6·2 answers
  • Trichloroethylene, a widely used degreasing solvent for machine parts, is produced in a two-step reaction sequence. Ethylene is
    6·1 answer
  • Alternative energy sources are safe and clean true or false
    9·2 answers
  • Weight is constant every place in the universe <br> true or false
    15·2 answers
  • Which layer of the atmosphere contains almost 80% of the atmospheres total mass
    6·1 answer
  • What is the correct net ionic equation, including all coefficients, charges, and phases, for the following set of reactants?
    15·1 answer
  • What is 2H2O state of matter
    12·1 answer
  • The mass of a block is 2.5 g the volume of the block is 4.1 mL.  what is the density of the block
    14·1 answer
  • Na2SO4<br> How many oxygen stems are?
    9·2 answers
  • Why do some element's symbols not match their name? Example: iron = Fe
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!