{
"metadata": {
"name": ""
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chpater 1:Chemistry-The Study of Change"
]
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example no:1.1,Page no:19"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#Variable declaration\n",
"m=301;#mass of gold, g\n",
"v=15.6;# volume of gold, cm**3\n",
"\n",
"#Calculation\n",
"d=m/v;#density of gold, g/cm**3\n",
"\n",
"#Result\n",
"print\"The density of gold is : \",round(d,1),\" g/cm**3\"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"The density of gold is : 19.3 g/cm**3\n",
"\n"
]
}
],
"prompt_number": 39
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example no:1.2,Page no:19"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#Variable declaration\n",
"d=13.6;#density of mercury, g/ml\n",
"v=5.50;# volume of mercury, ml\n",
"\n",
"#Calculation\n",
"m=d*v;#mass of mercury, g\n",
"\n",
"#Result\n",
"print\"The mass of mercury is : \",round(m,1),\" g\"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"The mass of mercury is : 74.8 g\n",
"\n"
]
}
],
"prompt_number": 40
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example no:1.3,Page no:20"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\n",
"#Variable declaration\n",
"C1=224.0#melting point of solder, C\n",
"F=-452.0#boiling point of helium, F\n",
"C3=-38.9#meltiing point of mercury, C\n",
"\n",
"#Calculation\n",
"#(a)\n",
"F1=(C1*(9.0/5.0)+32.0) #melting point of solder, F\n",
"#(b)\n",
"C2=(F-32.0)*5.0/9.0 #boiling point of helium, C\n",
"#(c)\n",
"K=C3+273.15#meltiing point of mercury, K\n",
"\n",
"#Result\n",
"print\"(a) The melting point of solder is : \",round(F1),\" F\"\n",
"print\"(b) The boiling point of helium is :\",round(C2),\"C\"\n",
"print\"(c) The meltiing point of mercury is :\",round(K,1),\"K\"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"(a) The melting point of solder is : 435.0 F\n",
"\n",
"(b) The boiling point of helium is : -269.0 C\n",
"\n",
"(c) The meltiing point of mercury is : 234.2 K\n",
"\n"
]
}
],
"prompt_number": 15
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example no:1.5,Page no:25"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#Variable declaration\n",
"A1=11254.1;#g\n",
"B1=0.1983;#g\n",
"A2=66.59;#L\n",
"B2=3.113;#L\n",
"A3=8.16;#m\n",
"B3=5.1355;\n",
"A4=0.0154;#kg\n",
"B4=88.3;#mL\n",
"A5=2.64*10**3;#cm\n",
"B5=3.27*10**2;#cm\n",
"\n",
"#Calculation\n",
"#(a)\n",
"C1=A1+B1;#g\n",
"#(b)\n",
"C2=A2-B2;#L\n",
"#(c)\n",
"C3=A3*B3;#m\n",
"#(d)\n",
"C4=A4/B4;#kg/mL\n",
"#(e)\n",
"C5=A5+B5;#cm\n",
"print\"(a) (\",round(A1,1),\"+\",round(B1,4),\")g=\",round(C1,1),\"g\\n\"\n",
"print\"(b) (\",A2,\" -\",B2,\")L=\",round(C2,2),\"L\\n\"\n",
"print\"(c) \",A3,\"m*\",B3,\"=\",C3,\"m =\",round(C3,1),\"m\\n\"\n",
"print\"(d) \",A4,\" kg /\",B4,\" mL =\",C4,\"=\",round(C4,6),\"kg/mL=%.2e\"%round(C4,6),\"kg/mL\\n\"\n",
"print\"(e) (\",(A5*10**-3),\"*10**3 + %.2f\"%(B5*10**-2),\"*10**2 )cm =\",(C5*10**-3),\"*10**3 cm\\n\""
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"(a) ( 11254.1 + 0.1983 )g= 11254.3 g\n",
"\n",
"(b) ( 66.59 - 3.113 )L= 63.48 L\n",
"\n",
"(c) 8.16 m* 5.1355 = 41.90568 m = 41.9 m\n",
"\n",
"(d) 0.0154 kg / 88.3 mL = 0.000174405436014 = 0.000174 kg/mL=1.74e-04 kg/mL\n",
"\n",
"(e) ( 2.64 *10**3 + 3.27 *10**2 )cm = 2.967 *10**3 cm\n",
"\n"
]
}
],
"prompt_number": 41
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example no:1.6,Page no:29"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#Variable declaration\n",
"lb=0.0833;#pound mass, lb\n",
"\n",
"#Calculation\n",
"g=lb*453.6;#pound mass to gram mass, 1lb=453.6g\n",
"mg=1000*g;#gram to milligram\n",
"\n",
"#Result\n",
"print\"The mass of glucose is :%.2e\"%mg,\"mg\""
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"The mass of glucose is :3.78e+04 mg\n"
]
}
],
"prompt_number": 51
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example no:1.7,Page no:30"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#Variable declaration\n",
"L=5.2;#volume in litres\n",
"\n",
"#Calculation\n",
"cc=1000*L;#litre to cm**3\n",
"mc=cc/10**6;#cm**3 to m**3\n",
"\n",
"#Result\n",
"print\"The volume of blood is %.1e\"%mc,\"m**3\""
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"The volume of blood is 5.2e-03 m**3\n"
]
}
],
"prompt_number": 2
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example no:1.8,Page no:30"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#Variable declaration\n",
"gpcc=0.808;#density in gram per cm**3\n",
"\n",
"#Calculation\n",
"kgpmc=1000*gpcc;#g/cm**3 to kg/m**3, as 1000g=1kg and 1cm=10**-2 m\n",
"\n",
"#Result\n",
"print\"The density of liquid nitrogen is :\",kgpmc,\"kg/m**3\""
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"The density of liquid nitrogen is : 808.0 kg/m**3\n"
]
}
],
"prompt_number": 1
}
],
"metadata": {}
}
]
}