Aquantity of an ideal gas is kept in a rigid container of constant volume. if the gas is originally at a temperature of 19°c, at what temperature will the pressure of the gas double from its base value ?

Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents