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Science Clinic => Chemistry => Topic started by: piesebel on Jul 8, 2021

Title: In seawater, Mg2+ is about 1350 mg Mg2+/L. How many grams of magnesium are in a pool that is 25 ft ...
Post by: piesebel on Jul 8, 2021

Question 1

In diborane, B₂H₆, the hybridization of each boron is:
◦ sp³
◦ sp²
◦ sp³d
◦ sp
◦ sp³d²

Question 2

In seawater, Mg²⁺ is about 1350 mg Mg²⁺/L. How many grams of magnesium are in a pool that is 25 ft by 12 ft by 6 ft? (1 ft = 12 inches and 1 inch = 2.54 cm)
◦ 4.78 × 10^{2 g}
◦ 74.1 g
◦ 6.88 × 10^{4 g}
◦ 6.88 × 10^{7 g}
◦ 1.64 × 10^{3 g}

Title: In seawater, Mg2+ is about 1350 mg Mg2+/L. How many grams of magnesium are in a pool that is 25 ft ...
Post by: cegalasso on Jul 8, 2021

Answer 1

sp³

Answer 2

6.88 × 10^{4 g}

Title: Re: In seawater, Mg2+ is about 1350 mg Mg2+/L. How many grams of magnesium are in a pool that is 25
Post by: poonnawit puckdinukul on Mar 28, 2023

thank you