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
Umnica [9.8K]
3 years ago
13

How many variables are there in science

Chemistry
1 answer:
Sedaia [141]3 years ago
7 0
There are three variables independent, dependent ,and controlled
You might be interested in
A force of 17 N is exerted on an area of 0.20 m2. What is the pressure?
solmaris [256]
Pressure=\frac{Force}{Area}\\\\Force=17N\\\\Area=0,2m^2\\\\Pressure=\frac{17N}{0,2m^2}=85\ Pascals
5 0
3 years ago
Read 2 more answers
To save time, you can approximate the initial mass of the solid to the nearest ±1 g. For example, if you are asked to add 14.3 g
tensa zangetsu [6.8K]

Answer: Set with equal densities are:

15.2 g copper and 50.0 g copper ; 11.2 g gold and 14.9 g gold

Explanation:

Density is defined as mass of the substance present in unit volume of the substance.

Density=\frac{Mass}{Volume}

It is an intensive property which means that two different masses of same substance will have same value of density under same conditions.

So, from the given samples with equal density are:

  • 15.2 g copper and 50.0 g copper will have the same value density.
  • 11.2 g gold and 14.9 g gold will have the same value density.
6 0
3 years ago
Read 2 more answers
2. What temperature is equivalent to 86°F?
katrin [286]

Answer: 30 °C

Explanation:

86 degrees Fahrenheit = 30 degrees Celsius

86°f to degrees Celsius is 30°c.

6 0
3 years ago
The ingredients of a soup include
garri49 [273]

Answer:

sopas

Explanation:

lagyan mo ng condense

8 0
3 years ago
Need answer asap .. <br> -20 points! asap please ..
olga_2 [115]

Answer:

[tex]\purple{\rule{45pt}{7pt}}\purple{\rule{45pt}{999999pt}}[tex]

Explanation:

[tex]\purple{\rule{45pt}{7pt}}\purple{\rule{45pt}{999999pt}}[tex]

6 0
2 years ago
Other questions:
  • What is the molecular shape of HCN?<br> bent<br> linear<br> angular<br> trigonal pyramidal
    6·2 answers
  • Which statement describes a limitation of the kinetic-molecular theory for a gas?
    13·2 answers
  • If r⃗ =bt2i^+ct3j^, where b and c are positive constants, when does the velocity vector make an angle of 45.0∘ with the x- and y
    14·1 answer
  • Which of the following describes the Milky Way Galaxy? an irregular universe containing billion of galaxies a spiral galaxy cont
    6·1 answer
  • 8. True or False: There are some exceptions to the rule.... organisms such as a protist called a
    15·1 answer
  • If a central atom has four groups attached to it, the geometry about the central atom is: a) triangular. b) linear. c) pyramidal
    7·1 answer
  • A mixture of nitrogen and hydrogen gases, at a total pressure of 663 mm Hg, contains 3.46 grams of nitrogen and 0.156 grams of h
    6·1 answer
  • Determine the mass of 6.43 moles of Barium.
    9·2 answers
  • The best solution for the problem of pollution by man-made technologies A. cannot involve anyone who is not a technology expert
    14·1 answer
  • 100 POINTS!!!
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!