ALOGENOS

1. Cacl2. 2h2o             ms(g/l)  0.440

0.440(100)= 44 g/l

44g___1000ml

x______200ml

(44g) (200ml)=  8800g/mi= 8.8g

1000ml                1000ml

2.cocl2. 6h2o             0.000025 g/l

0.0025g___10ml

0.0005g___x

0.000025(100)=0.0025 mg/l    

3.ki cloduro de potasio 0.00083  (g/l)

0.00083(100)=0.083 h/l

0.083g____1000ml

x_________200ml

(0.083) (200ml) = 16.6g/ml =0.0166

1000ml                    1000ml

0.0030g______10ml

0.0005g_______x          = 1.25ml

                                              1.5ml