Define what is the pressure in the flask

Assignment Help Chemistry

Reference no: EM13565770

1-When 0.694 L of Ar at 1.20 atm and 227°C is mixed with 0.262 L of O2 at 501 torr and 127°C in a 400. mL flask at 27°C, what is the pressure in the flask?

2-How many grams of phosphorus react with 35.8 L of O2 at STP to form tetraphosphorus decaoxide?

P4(s) + 5 O2(g) -------- P4O10(s)

3-When 35.7 L ammonia and 41.0 L oxygen gas at STP burn, nitrogen monoxide and water are produced. After the products return to STP, how many grams of nitrogen monoxide are present?
P4(s) + 5 O2(g)------------ P4O10(s)

Reference no: EM13565770

Questions Cloud

Obtain what is the persons speed : A person on a trampoline bounces straight upward with aninitial speed of 4.5 m/s. What is the persons speed when she returnsto her initial height

Dog is standing on the edge of stationary-frictionless : A 22 kg dog is standing on the edge of a stationary, frictionless turntable of rotational inertia 95 kg·m2 andradius 1.97 m. The dog walks once around the turntable. What fraction of a full circle does the dog's motion make with respectto the ground?

Find the magnitude of the earths gravitational force : A satellite of mass 4500 kg orbits the Earth(mass = 6.0 1024 kg) and has a period of 5800 s. Find the magnitude of the Earth's gravitational force on the satellite

When will the ball attain its maximum height : A ball is thrown upward with an initial velocity of 96 ft/secfrom the top of a 100 ft building. What equation models the height of the ball as a functionof the time t? When will the ball attain its maximum height?

Define what is the pressure in the flask : When 0.694 L of Ar at 1.20 atm and 227°C is mixed with 0.262 L of O2 at 501 torr and 127°C in a 400. mL flask at 27°C, what is the pressure in the flask?

Evaluate what was the muzzle speed : A gun is fired with angle of elevation 30 degrees. The max height of the shell is 300 meters. What was the muzzle speed

A recently developed method to study brain function : A recently developed method to study brain function is to produce arapidly changing magnetic field within the brain. When thistechnique, known as TMS, is applied to the prefrontal cortex, forexample, it can reduce a person's ability to conjugate v..

Entropy is dumped into environment at room temperature : A bit of computer memory is some physical object that can be in two different states, often interpreted as 0 and 1. A byte is eightbits, a kilobyte is 1024 bytes. If this entropy is dumped into an environment at room temperature, how much heat mus..

Find how much work does the child do on the wagon : A child pulls a friend in a little red wagon with constantspeed. How much work does the child do on the wagon

User Account

All Pages