What happens to the do Broglle wavelength of an electron If its momentum ls doubled?

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

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What mass of natural gas (ch4) must you burn to emit 276 kj of heat?