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Complete the equation: Zn(s) + H2SO4 (aq) –> ...... + ......

Zn(s) + H 2 SO 4 (aq) –> ZnSO 4 (aq) + H 2 (g) Zinc reacts with sulfuric acid to form zinc sulphate and hydrogen gas
HK
Answered by Henry K. • Chemistry tutor
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Q = P/ R (4 – t) Calculate the value of Q when P = 36, R = 3 and t = –2

First list what the question gives you. p=36 r=3 t=-2 Sub in the values that you know into the equation. Q= 36/ 3(4--2) Q= 36/18 Q=2
TF
Answered by Thomas F. • Maths tutor
5479 Views

How do you form the imperfect tense in French?

To form the imperfect tense, you take the -nous form of the present tense and remove the -ons ending. You then add the following endings depending on the subject. je = ais tu = ais il/elle/on = ait ils/elles...
OY
Answered by Oyinda Y. • French tutor
3067 Views

How do you find the relative minor of a major key?

The easiest way to find the relative minor of a key is to count down three semitones from that note. For example, for C major (no sharps, no flats) you would need to count down three semitones from C. This w...
IS
Answered by Isabel S. • Music tutor
17443 Views

Explain how a convection current forms when a pan of water is being heated over a stove

The covection current forms because the base of the pan heats up as it gains energy from the stove via conduction, the pan then subsequently heats the water that is close to the bottom. As the water gains he...
JH
Answered by Jack H. • Physics tutor
18587 Views