The weight of an object is the product of its mass, m, and the acceleration of gravity, g (where g=9.8/s squared). If an object's mass is m=10. kg, what is the weight?

What would the charge be on an atom with 9 protons 9 electrons and 10 neutrons

Which statement best summarizes this part of kafka's the metamorphosis? A) it is raining outside when Gregor samsa wakes up l.

Scoring: Your score will be based on the number of correct matches minus the mumber of incorrect matches.

What is the law of conservation of mass and how does it apply to chemical reactions?

A gaseous fuel containing methane and ethane is burned with excess air. The fuel enters the furnace at 25°C and 1 atm, and the air enters at 200.0°C and 1 atm. The stack gas leaves the furnace at 900.0°C and 1 atm and contains 5.45 mole% CO2, 2.

What is the cost to drive 405 miles if the cost of gasoline is $3.08 per gal and the car makes 46 miles/gal of gas?

If data are from a trusted source and the results are validated by multiple tests, the evidence supporting a scientific claim is

Consider the following reaction: 2CH3OH - - - > 2CH4+O2 delta H = + 252.8kJ. Calculate the amount of heat transferred when 22.0g of CH3OH (g) is decomposed by this reaction at constant pressure. Include units

What is an example of a heterogeneous mixture? A) gasoline B) diet soda C) grape juice D) flour and water

State the four principles of Dalton's atomic theory