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
Slav-nsk [51]
3 years ago
8

What was one of the first series of event in the study of chemistry

Chemistry
1 answer:
baherus [9]3 years ago
7 0
Discovered and isolated radium and polonium in 1898
You might be interested in
A nitrde ion has 7protons,8nutrons and 10 electrons. what is the overall change
Rama09 [41]

Answer:

the overall charge on the nitride anion is  

( 3 − ) .

N power 3 − → the nitride anion

6 0
2 years ago
Consultați sistemul periodic și aranjați în ordinea creșterii caracterului nemetalic următoarele elemente:
lukranit [14]
I’m sorry I just really need points rn I love you
7 0
3 years ago
What's the liquid that passes through a filter?
kirza4 [7]
Filtration can be used to separate an insoluble solid from a liquid, or a precipitate from the reaction mixture in which it formed. The solid which collects in the filter paper<span> is called the residue. The clear liquid which passes through the </span>filter paper<span> is called the filtrate.</span>
6 0
3 years ago
A 0.73 m solution of chloroacetic acid, , has a ph of 1.50. calculate for the acid.
erik [133]
PH = 0.1289<span> for </span>1.50<span> M solution of weak acid with Ka value of </span><span>.73</span>
6 0
3 years ago
Is ninhydren test positive for protein?
lyudmila [28]
The Ninhydrin test is not effective to detect high molecular weight proteins as the steric hindrance limits the ninhydrin from reaching the α-amino groups.
5 0
2 years ago
Other questions:
  • What are the general properties of the elements in the first two groups on the right side of the modern periodic table?
    7·1 answer
  • How many calcium (Ca) atoms are in the chemical formula:
    14·1 answer
  • Identify the change in state that does not have an increase in entropy. a. Water evaporating b. Dry ice subliming c. Water boili
    11·1 answer
  • What functional group does the molecule below have?<br><br> *two leg spider looking molecule*
    13·1 answer
  • 5. Identify one environmental problem caused by
    7·1 answer
  • Students mixed 20 mL of white glue and 20 mL of water in a cup. They added three drops of food coloring to the mixture. Then, 15
    7·1 answer
  • The process by which organisms makes more<br> organisms like themselves is called
    13·2 answers
  • Rapidly expanding air molecules near a bolt of lighting cause a sound that is referred to as blank
    15·1 answer
  • Explain the difference between rotation and revolution? ( 35 points )
    7·1 answer
  • !!!PLEASE HELP!!!!
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!