The pressure on a gas is increased form 400 Pa to 700 Pa, if the starting temperature was 250 K what is the final temperature? (Volume is constant)

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?

Which of the following is not a physical property of mattera. melting pointb.heat of combustionc. viscosityd. boiling point

Currents in dc transmission lines can be 100 a or higher. some people are concerned that the electromagnetic fields from such lines near their homes could pose health dangers. for a line that has current 150 a and a height of 8.0 m above the ground, what magnetic field does the line produce at ground level? express your answer in teslas and as a percentage of the earth’s magnetic field, which is 0.50 g. is this value cause for worry?