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
il63 [147K]
3 years ago
7

I need help with this, please I need it ASAP

Chemistry
2 answers:
gizmo_the_mogwai [7]3 years ago
7 0
I’m pretty sure it’s B
AnnyKZ [126]3 years ago
3 0
I think it might be letter b. hope this helped have a wonderful day!!
You might be interested in
The part in the middle with a coil of wire wrapped around a metal shaft is part of an electric motor. What is it?
evablogger [386]

Answer:

  rotor

Explanation:

The part of the motor being pointed to is called the <em>rotor</em>.

4 0
3 years ago
Read 2 more answers
A higher than normal high tide is called
alina1380 [7]
It is called a spring tide
8 0
3 years ago
Where is almost all the mass of an atom​
VashaNatasha [74]
The nucleus!! This is made up of protons and neutrons that each weigh about 1 amu.

Electrons are not found in the nucleus and weigh almost nothing so chemistry in school doesn’t bother with them :)
8 0
3 years ago
What are the top three sources of the U.S electricity generation?
SVETLANKA909090 [29]

Answer: The three major categories of energy for electricity generation are fossil fuels (coal, natural gas, and petroleum), nuclear energy, and renewable energy sources

Explanation:

7 0
3 years ago
Read 2 more answers
Yasir wants to determine if there is a relationship between room color and sleep. Based on his research, Yasir makes an educated
Fynjy0 [20]

Yasir wanted to study the relationship between sleep and room color. So he has done all the background study required on the topic and arrived at a hypothesis that people fall asleep more rapidly in a room painted in blue color than in a room painted yellow. Yasir inquired several people which color they like better -yellow or blue- and used their feedback to decide whether his hypothesis was correct. There was no experiment conducted to observe the effect of a room color on sleep and the variables to be tested in the experiment were not properly identified.

Therefore, the correct answer would be,

An experiment that directly tests the hypothesis

Variables to be tested by an experiment

3 0
3 years ago
Read 2 more answers
Other questions:
  • The temperature at which a substance freezes is called its melting point. True or False
    6·1 answer
  • A regulation that should be followed to prevent accidents is called safety blank
    15·1 answer
  • How many grams of cs in a sample of cs that contains the same number of moles as a 109 gram sample of sn
    11·1 answer
  • HELP PLEASE WILL GIVE  BRAINLIEST , the dark portion of the soil created by the decay of organic matters? is called?
    5·2 answers
  • PLEASE HELP ASAP 50 POINTS!!!
    7·2 answers
  • Childrens chewable Tylenol contains 80.mg of acetaminophen per tablet. If the recommended dosage is 10 .mg/kg , calculate the nu
    14·1 answer
  • Free.... f..... r.... e.... e... FREE POINTS! (and brainliest ofc) Alright two more after this guys
    9·2 answers
  • Which organisms are producers in a temperate coniferous forest? (Select all that apply.)
    11·2 answers
  • What group does this element belong to?
    5·2 answers
  • at 298 k the H+ ion concentration of a aqueous solution is 1.00 x 10-5 M what is the pH of the solution
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!