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
Lerok [7]
3 years ago
10

PLEASE HELP!!!

Chemistry
1 answer:
lukranit [14]3 years ago
6 0

Answer:

b

Explanation:

You might be interested in
Hands moving on a battery-operated clock is an example of what kind of
Alexxandr [17]
The C is right answer
4 0
3 years ago
Read 2 more answers
Classify each salt as acidic, basic, or neutral? -nh4cl -ca(no32
vichka [17]
The pH of salt depends on the component acid and base that comprise them. For example, if the salt is made up of strong acid and weak base then, the salt is acidic. If the salt is formed from strong base and weak acid then, the salt is basic. For this item, NH4Cl is acidic and also Ca(NO3)2 is acidic. 
3 0
3 years ago
Is steel wool and vinegar an exothermic reaction? Explain.
Ivanshal [37]

Answer:

Vinegar contains acetic acid which removes this coating. When the protective coating is removed, oxygen in the atmosphere can reach the iron in the steel wool and a chemical reaction called oxidation occurs. ... This reaction is also an exothermic reaction. It creates heat energy

Explanation:

hope this helps u

7 0
3 years ago
Read 2 more answers
A sample of nitrogen in a glass bulb has a mass of 245 mg. What is this mass in kilograms? Give your answer to the correct numbe
LekaFEV [45]
1 mg = 10⁻⁶ kg

245 mg = 245·10⁻⁶ kg = 2.45·10⁻⁴ kg
3 0
3 years ago
Read 2 more answers
Which list of atomic model descriptions represents the order of historical development
Ilya [14]

Answer:

percocets

Explanation:

deals wit pain help with healing

5 0
3 years ago
Other questions:
  • A student lives in a place that receives lots of snow and ice during the winter. The student has observed that the highway depar
    8·2 answers
  • A crime lab received a 235-gram sample. The sample had a molecular mass of 128.1 grams and the empirical formula is CH2O. How ma
    7·1 answer
  • Lithium has two stable isotopes with masses of 6.01512 amu and 7.01600 amu. The average molar mass of Li is 6.941 amu. What is t
    10·1 answer
  • According to Hund's rule, if three electrons are available to fill a set of p orbitals, how will the electrons be arranged? *
    7·1 answer
  • What is total distance traveled? <br>What is the displacement (change in positions) ​
    10·1 answer
  • Pls help im very lost on this
    7·2 answers
  • If predators A and B prey upon the same species and predator A is eliminated, the population of predator B will likely _________
    13·2 answers
  • PLEASE ANSWER QUICKLY IT'S ON MY FINAL WILL GIVE BRAINLIEST FOR WHOEVER ANSWERS THE MOST QUESTIONS
    5·1 answer
  • In chromatography why is it important to remove the strip of paper until it reaches the end​
    13·1 answer
  • Technologies that could help reduce the damage from a tsunami
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!