+1231
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60. complete and balance each gas-evolution equation.
a. hno3(aq) + na2so3(aq)
b. hcl(aq) + khco3(aq) →
c. hc2h2o2(aq) + nahso3(aq)
d. (nh4)2so4(aq) + ca(oh)2(aq) ->

Firstly, the water in the dams hold gravitational potential energy as they are above ground level. the gravitational potential energy is then transferred to kinetic energy as it falls, spinning the turbinethe turbine then spins the generator, which is a large magnet surrounded by metal coils. by doing this, the generator generates electricity. in this action, the energy transfer taken place is kinetic to electric energy

Hello there,it will only be somewhat eroded (25%)hope this : ))~top

Polyethylene is a strong synthetic polymer that can be used to make toys and bottles. this makes plastics which are important also to people but sometimes it lead to harmful environmental effects such as global warming if these plastics are burned.

Abronsted lowry acid by donating a proton