We turn up a speaker so that it is 100 times as intense as before. How many decibels will it be if the original sound wave
is 90 decibels?
a 130 dB
b 100 dB
C 120 dB
d 90 dB
e 110 dB
Check it

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.