Sand doesn't directly cause weathering because sand is made via weathering. When rocks get weathered they become sand. But maybe when the sand and wind work together they might be able to weather some rocks
Hello there.
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Some elementary particles are positively or negatively
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b. charged particles.
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A physical change is like freezing water and it turns into Ice.
When an ion <span>HSO4- disassociates in water, the dissociated ions are H+ and SO4-. When you balance the equation, it is composed of one mole of each dissociated ions. Hence it is correct to say that HSO4- dissociates into H+ and SO4-. Answer is correct.</span>
