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
Solnce55 [7]
3 years ago
13

Which of the following measurements is expressed to three significant figures? 7.30 × 10–7 km 0.007 m 7077 mg 0.070 mm

Chemistry
1 answer:
Sonbull [250]3 years ago
4 0

7.30 x 10^-7 km. the others have 4 significant figures.

You might be interested in
A cup of cocoa is left on the counter. Which best describes how its temperature changes? a) the heat leaves the cup of cocoa b)
zysi [14]

I'm going to have to say A. My reason to that is because when you leave a cup of hot cocoa (assuming its hot), it gives off the heat (exothermic) the

7 0
3 years ago
What are the four characteristics of a mineral?
Damm [24]
The 4 major characteristics of a mineral are: -It is formed by natural processes- not man made -It is inorganic- it's not alive, it never will be -It is a crystalline solid- a definite volume and shape with a repeating structure -It can be an element or compound with a definite chemical composition- made the same each time w/ and orderly arrangement of atoms Also, another answer might <span>be: -Texture -Hardness -Luster or shine -Color/streak Hope that helps</span>
5 0
3 years ago
Read 2 more answers
Balence the following equation : _____ NH3 --------&gt; _____ N2 + _____ H2
Ksenya-84 [330]

2 NH3 -> 1 N2 + 3 H2

Explanation:

That would be the answer to this

8 0
3 years ago
What would be a simple way to block erosion
Travka [436]
By applying some (compared to other things) simple steps<span>, </span>you can control and prevent soilwearing away<span>! </span>The four most common soil wearing away prevention methods are green plants<span>, </span>geotextiles<span>, </span>mulch<span>, </span>and (big walls to hold back water, soil, etc.)<span>. </span>Green plants<span>: </span>The simplest andmost natural way to prevent wearing away is through planting green plants<span>.</span>
7 0
3 years ago
Which type of electromagnetic wave has the greatest frequency?(1 point)
Citrus2011 [14]

c. x-rays

My answer is that x-rays or gamma rays have the greatest (or highest) frequency waves.

8 0
3 years ago
Other questions:
  • Which list of formulas represents compounds, only?
    8·2 answers
  • Choose an element from the Group that will lose 2 electrons in order to achieve noble gas configuration? What is the group name
    12·1 answer
  • Each element has a different:
    10·1 answer
  • PLEASE HELP WILL GIVE BRAINLIEST
    6·2 answers
  • How many milliliters of a 0.8 M solution of citric acid would be needed to react with 15 grams of baking soda? Show your work.
    6·1 answer
  • Aluminum hydroxide is insoluble in pure water but dissolves in a solution of sodium hydroxide because: Select the correct answer
    12·1 answer
  • Why could the amount of available freshwater decrease in an area?
    13·1 answer
  • Joshua wants to create something to put between a hot pot and a table, so he doesn't burn the table. He
    9·1 answer
  • Where is most of Earth’s fresh water found?
    14·2 answers
  • What shows the substance at the highest temperature?
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!