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
Talja [164]
2 years ago
9

Rubidium has a mass number of 87 and an atomic number of 37. how many electrons does it have?

Chemistry
2 answers:
Elis [28]2 years ago
5 0
Rubidium has 37 elections. there are multiple other sources you could use too confirm this. :-)
Aleksandr [31]2 years ago
5 0
Rubidium's (Rb) Z = 37
Z ( atomic number ) means , No: of proton or no: of electrons.
.: Number of electrons = 37
You might be interested in
How many meters do you cover in a 10-kilometer (10-K) race?
attashe74 [19]

Answer:

100

Explanation:

3 0
3 years ago
Read 2 more answers
Which of the following is true in regard to ions?
vfiekz [6]
<span>An ionized atom has a number of protons that is unequal to the number of electrons. - I took the Penn exam, 100% sure!</span>
7 0
3 years ago
Read 2 more answers
What can be categorized as a use of plasma in technology
Pachacha [2.7K]

Plasma technology is based on a simple physical principle. Matter changes its state when energy is supplied to it: solids becomes liquid, and liquids becomes gaseous. If even more energy is supplied to a gas, it is ionized and goes into the energy-rich plasma state, the fourth state of matter.ore than 99% of the visible matter in the universe is in the plasma state.

3 0
3 years ago
GenAlex Medical, a leading manufacturer of medical laboratory equipment, is designing a new automated system that can detect nor
SOVA2 [1]

Answer:

The minimum concentration of acetaminophen that can be detected by new= 10μg/mL

Volume of blood sample=2ml

Minimum mass of acetaminophen that can be detected by automated system= 10×2= 20μg= 0.020mg

6 0
2 years ago
2 methylhaxanal structure
avanturin [10]

Answer:

Look at the photo.

Hope this helps!

6 0
2 years ago
Other questions:
  • What fraction of a 0.5 m acetic acid solution will be in the protonated form at ph 5.1? The pka of acetic acid is 4.8?
    14·1 answer
  • A certain material has a mass of 565 g while occupying 50 cm3 of space. what is this material?
    5·1 answer
  • 6. Macromolecules represent which level of organization in the body?
    10·1 answer
  • Why will heat travel faster in solids than in liquids
    6·1 answer
  • Rock fragments that are cemented together and compacted over time turn into?
    9·2 answers
  • What temperature change in Celsius degrees is produced when 800. J is absorbed by 100. G of water?
    10·1 answer
  • What is earths surface made of?
    13·2 answers
  • How does the ocean current affect the air temperature in japan.
    10·1 answer
  • A sample of a compound contains 60.0 g C and 5.05 g H. Its molar mass is 78.12 g/mol. What is the compound’s molecular formula?
    12·1 answer
  • A piece of metal is cooled in a water calorimeter. This process increases the water temperature by 7.0°C. How much energy is los
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!