Molecular formula for ammonia is
NH3... Structural formula for ammonia is see the pic. 107.3°
is the bond angle between H-N-H. A pair of dots above N are called lone pair of electrons and are responsible for the basicity of NH3.
Answer:
3.059 KJ/mole
Explanation:
check the picture attached for explanation
Answer:
Explanation:
Given
length of ladder L=15 feet
velocity with which top is falling is 6 m/min
when bottom of ladder is at a distance of 12 ft away from wall then top of ladder from bottom is given by
From diagram
differentiating
1. It produces heat in various parts which means some useful energy is lost as heat.
<span>2. More power has to be supplied due to the losses.
</span><span>3. It resist motion.
</span><span>4. Noise is produced.
</span><span>5. </span><span>Engines consumes more fuel.</span>
Answer:
The number of turns is 64.
Explanation:
Given that,
Magnetic field = 0.050 T
Area of coil = 100 cm²
Frequency = 60 Hz
Output voltage emf= 12 V
We need to calculate the number of turns
Using formula of induced emf
Hence, The number of turns is 64.