Stratovolcanoes, or composite volcanoes, mostly erupt dust, ash, and cinders.
Friction is the force that slows down a ball, if their were no friction, it would not stop.
Answer: friction
Answer: 1.5 moles
Explanation: one mole Zn uses 2 moles HCl.
1.5 moles Zn uses 3.0 mol HCl. Then Zn is a limiting reactant
And produces equal amount of H2.
It’s Thai right? I want to help but don’t know how to answer this question.
Beta decay converts a neutron to a proton and emits a high-energy electron, producing a daughter nucleus with the same mass number as the parent and an atomic number that is higher by 1.
