CHEMISTRY
ASSIGNMENT(CHAPTER: Matter in our surroundings)
Q.1 A drop of ink and drop of honey are placed in different beakers .Which of the two will
spread faster? Give reasons for your answers.
Q.2 Convert the following temperature in Kelvin to Celsius scale:
a) 308 K
b) 429 K
c) 391 K
Q.3 Carbon dioxide was taken in a enclosed cylinder and compressed by applying pressure.
a) Which state of matter we will obtain after completion of process?
b) Name and define this process.
c) What is the common name of the product obtained in above process?
Q.4 A rubber band can change its shape on stretching; will you classify it as solid or not?
Justify your answer.
Q.5 Why do people sprinkle water on a roof after a hot summer day?
Q.6 State one similarity and two differences between boiling and evaporation.
Q.7 You want to wear your favorite shirt to a party, but the problem is that it is still wet
after a wash .Mention three steps with reason that you would take to dry it faster.
Q.8 Name one property which is shown by ammonium chloride but not by sodium chloride.
Q.9 Explain why is a liquid (the hydraulic fluid) used to operate the brakes in a car?
Q.10 When water is cooled to a temperature x,it gets converted into ice at temperature x
by a process called P. And when ice at temperature x is warmed,it gets reconverted
into water at the same temperature x in a process called Q?
a) What is the value of temperature x in Kelvin?
b) What are process P and Q known as?
c) What is the name of energy absorbed by ice for conversion of state during process Q?
who will solve all of them first will be marked as brainliest.!!
Answers
Answered by
2
Answer:
ink spread faster
Explanation:
because ink has less viscosity
Similar questions