Disponemos de 514,5 g de ácido sulfúrico (H2SO4 (aq)) en un matraz. Calcula:

a) Número de moles de ácido sulfúrico
b) Número de moles de oxígeno
c) Número de átomos de hidrógeno
d) Masa de azufre
Masas atómicas: H=1 u; S=32 u; O=16 u
Lo necesito rapido antes de las 21:30

What can be added to the examples section of each circle? endothermic: ice melting into water, and a heat pack becoming warm exothermic: a glow stick glowing, and fireworks exploding endothermic: ice melting into water, and an instant ice pack turning cold exothermic: fireworks exploding, and gasoline burning endothermic: a glow stick glowing, and a heat pack becoming warm exothermic: an instant ice pack turning cold, and ice melting into water endothermic: gasoline burning, and an instant ice pack turning cold exothermic: ice melting into water, and an instant ice pack turning cold

At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k

What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? a) 6 b) 8 c) + 1 d) 12 e) 18