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
Archy [21]
3 years ago
8

Which element has an atomic number of 30​

Chemistry
1 answer:
Alexxandr [17]3 years ago
6 0

Answer:

Zinc

Explanation:

You might be interested in
Which heats up the fastest? treated glass, aluminum, stainless steel, or copper?
GrogVix [38]

Answer:

stainless steel

Explanation:

stainless steel would heat up fast because it is made of metal

8 0
3 years ago
What is the chemical name of this compound? Na2S:
ahrayia [7]

Answer:

Sodium Sulfuret

7 0
3 years ago
1. (a) What are the possible interactions<br> between two charged objects?
lord [1]

Answer:

the attractive force between two objects with opposite charges, two objects that are of like charge will repel each other. That is, a positively charged object will exert a repulsive force upon a second positively charged object.

Explanation:

3 0
4 years ago
How do the small bodies in the solar system differ from one another?
sweet [91]

Answer:

Our Solar System may be home, but researchers are now discovering that it's not really much like the other kids. According to a survey of 909 planets orbiting 355 stars, our home planetary system is a little on the dishevelled side - and others are a lot more orderly.

Explanation:

4 0
3 years ago
How many grams of NaOH are needed to make 0.250 liter of a 0.500 M solution of NaOH? 0.125 g 5.00 g 2.00 g
makkiz [27]

Answer:

5.00g

Explanation:

Molarity is moles per liter

Therefore:

x moles/.250L = .5 moles/1L

Solve for x: .125 moles required

Question asks for grams of NaOH so multiply the moles by the molar mass of NaOH

.125(39.997) = 4.999625g

Rounds to 5.00g

7 0
3 years ago
Read 2 more answers
Other questions:
  • C. Is curium (Cm) radioactive or not radio active? Why? <br><br> Why is curium radioactive?
    14·1 answer
  • the result was of Rutherford’s gold foil experiment demonstrated that the ____ occupies a very small amount of the total space i
    8·2 answers
  • Suppose that there are two components, A and B, in a mixture. The chemical affinity of A for the stationary phase is less than t
    10·1 answer
  • How many aluminum atoms are in 2.88 g of aluminum?
    5·2 answers
  • Who was known as the ‘laughing philosopher’?
    15·2 answers
  • Explain why material within the mantle moves in convection cells. In your explanation you should describe the relationship betwe
    12·1 answer
  • The formula mass of HC2H302 is<br> 1.<br> 59<br> 2.<br> 60<br> 3.<br> 72<br> 4.<br> 80
    10·1 answer
  • An object at a distance of 30 cm from a concave mirror gets its image at the same point. The focal length of the mirror is​
    6·1 answer
  • Which statement best describes the variables in a controlled experiment?
    9·1 answer
  • Which solution is unsaturated? <br>solution A<br>solution B<br>solution C<br>solution D<br>​
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!