Q2.
A student uses this apparatus to find the temperature change when sodium hydroxide solution
reacts with dilute hydrochloric acid.
polystyrene cup
1
This is the student's method.
• pour 20 cm of sodium hydroxide solution into a polystyrene cup
• record the temperature of the sodium hydroxide solution
• add 20 cm of dilute hydrochloric acid and stir the mixture
• record the highest temperature of the mixture
(a) () Give the formula of the ion that causes sodium hydroxide solution to be alkaline.
(1)
(1) Give the formula of the ion that causes hydrochloric acid to be acidic.
(1)
(1) Write the net ionic equation for neutralization reaction of sodium hydroxide with
hydrochloric acid
(1)
(iv) Suggest a pH value for the dilute hydrochloric acid.
(1)
1193 words
X
English (United States)
Focus
979
Answers: 1
Other questions on the subject: Chemistry
Chemistry, 22.06.2019 14:30, Priskittles
What state of matter is ice a. liquid b. element c. solid d. gas
Answers: 1
Chemistry, 23.06.2019 16:30, irishvball7
The body of water labeled with the number 3 on the map above is the and the body of water labeled with the number 7 is the a. orinoco river . . atlantic ocean b. orinoco river . . pacific ocean c. paraná river . . pacific ocean d. amazon river . . atlantic ocean
Answers: 3
Chemistry, 23.06.2019 16:30, ricksterv5000
The form of energy that can move from place to place across the universe is (answer) on earth, the main source of this energy is (2nd answer) first blank; a) gravitational potential energy b) radiant energy c)thermal energy d) vibrational energy second blank; a)lightning b) the moon c) the sun d) the wind
Answers: 1
Do you know the correct answer?
Q2.
A student uses this apparatus to find the temperature change when sodium hydroxide solution
Questions in other subjects:
English, 27.12.2019 19:31
Mathematics, 27.12.2019 19:31
