How many grams of HF will react with 9.99 g of Na2SiO3? * 16.57 g
13.10 g
24.33 g
30.00 g
(reaction in photo) ​

Which of the following true? a_volcanoes and earthquakes often near the plate boundaries. b_volcanoes occur whereve there are tall mountains. c_earthquakes cause volcanoes in the same location to erupt violently d_volcanoes and earthquakes occur only where plates are colliding with each other

26. of of (aq) by (aq) is . if 50.00 ml of 1.05 m is to 25.00 ml of 1.86 m ,at be? ( no is toina of aof) , h.. (p. ). . .

Ab c or d ? i’m not sure what the answer is