Question

Complete the table below. Round each of your entries to 2 significant digits. You may assume the temperature is 25 °C conjuga
Order these chemical species by increasing pH of an 0.1 M aqueous solution of each. That is, imagine making an 0.1 M solution
The base protonation constant K, of ammonia (NH) is 1.8 x 10 Calculate the pH of a 0.30 M solution of ammonia at 25 °C. Round
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Answer #1

HCN HCN - ht + CN- BER 1.0 X169 10 ka = 4.9 x 10 4.98 1010 ko =2.04 x 10 conjugate base ones Kb Formula TCN- (2.0x105] Cacid)Нs - + H — H, S. K6 = 1.84107 kaa kwa 1.0x10ly. 1.8 X 157 ka = 5.55*.10-8 conjugate Acid formula ka 5.6 x 10 H₂ S Scanrled w

Н1 O2 3 HSO- a02 HClO2 H₂O C5 Scantibiovith CamScanner

Grinen: [NH3 ] = 0.30M , k = 1.88165 v2 - Nh t ho I 0-30 Scanned with a Cats canno.30-X[NHyt] com] [Na] are es 1.8 x 10 = 0. 30- 0- 30-x 0.54 x 105 - 1.8x10x=n x= 0.0023 3280 [ory=n=0.0623 3280 M pOH = -log con-]

Hope it helps...pls do upvote

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