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faisal

Questions (25)

The diagonal of a rectangular room is 13 ft long. One wall measures 7 ft longer than the adjacent wall. Find the dimensions of
1. 2 answers
2. 2,227 views
A boat travels 4 km upstream and 4 km back. The time for the round trip is 4 hrs. The speed of the stream is 4 km/hr. What is
1. 3 answers
2. 672 views
in a hall tv runs from hours and 4 tube lights work n hours each frame an equation if the total number of units consumed is 4.8
1. 1 answer
2. 380 views
from linear equation if the total bill of a house in delhi is rs 4000 for a month assuming that the consumption is x units as
1. 1 answer
2. 489 views
An advertisement claims that a particular automobile can "stop on a dime". What net force would actually be necessary to stop an
1. 1 answer
2. 2,283 views
A ladder of length 6 m leans against a vertical wall so that the base of ladder is 2m from the wall. calculate the angle between
1. 4 answers
2. 1,447 views
Given the balanced equation N2(g)+3H2(g)==>2NH3Calculate: a)the volume H2 that reacts with 12L of N2 b)the volume of NH3
1. 5 answers
2. 1,034 views
Consider the reaction MnO2+4HCL===>MnCl2+Cl2+2H2OHow many grams of MnO2 are required to produce 5.6 of Cl2 at stp?MnO2=87
1. 1 answer
2. 904 views
How many grams of sodium-hydroxide will react with 49g of phosphoric acid?H3PO4=98g/mol,NaOH=40/mol.The equation is:3H2O+Na3PO4
1. 1 answer
2. 807 views
Balance each of the following equationsa)CH4+CL2......>CCl4+HCl b)AL(OH)3+H2SO4.....>Al2(SO4)3+H2O c)Fe+H2O......>fe3O4+H2
1. 1 answer
2. 1,457 views
Given the reaction 1/2 N2( g) + 3/2 H2 (g) ___> NH3 (g) +11.0kcal.Is this reaction exothermic or endothermic?
1. 1 answer
2. 905 views
An ideal gas originally at 0.8 atm and 77C was allowed to expand untel its final volume ,pressure and temperature were 600 ml
1. 1 answer
2. 617 views
A gas occupied 870 ml under a pressure of 720 mmHg at a temperature of 17C ,the next day it was measured under a pressure 0f 750
1. 1 answer
2. 548 views
Determine the atomic weight of X in the following compoundsa)8g XH4 occupy 44.8L volume at 237C and 380 mmHg pressure b)1.92g of
1. 1 answer
2. 599 views
35.79 of cr2 (X2O4)3.6H20 contains 8.19H20.what is the atomic wight of x
1. 0 answers
2. 319 views
3.429 X2 (SO4)3 contains 0.12 mol of oxygn tom.what is the atomic wight of x?
1. 0 answers
2. 318 views
A police car moveing at 140 km/h is changing a lorry moveing at 120 km/h.If the initial distance betwen them is 500m,how many
1. 1 answer
2. 810 views
A car travels from city a to city b at a constant speed of 60 km/h.A bus leaves city a 1h after the car and catches it as it
1. 1 answer
2. 661 views
A car travels from city a to city b at a constant speed of 60 km/h.A bus leaves city a 1h after the car and catches it as it
1. 1 answer
2. 948 views
two vhiles move in opposite dirctions to each other with constant speeds of 20 m/s and 30 m/s if the initial distance betwen the
1. 1 answer
2. 419 views
a hlicopter takes off and travles 300 km due north then returns to its landing field. what is its displacment?
1. 1 answer
2. 381 views
8)A car is traveling at a velocity of 120 Km/h stops at a traffic light after 2 minutes. Calculate its acceleration in Km/min2
1. 1 answer
2. 353 views
7)A bus leaves Dubai at 10 am heading towards Abu Dhabi. The bus is moving at an average velocity of 120 Km/h. At what time is
1. 1 answer
2. 546 views
6)Adam is running at an average velocity of 6 Km/h. How many meters would Omar run after 15 minutes?
1. 1 answer
2. 360 views
5)As the traffic light becomes green, a car starts to travels with an acceleration of 2.5 m/s2. Calculate the velocity of this
1. 2 answers
2. 507 views

Answers (3)

i can't understand this method. how we can create 5?
originally it had 2997
it is polar

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