Find the number of moles and the number of representative particles for each problem. 18) 5.00 g of H2

19) 187 g of Al

20) 0.000264 g of Li2HPO4

21) 333 g SnF2

43.452

step-by-step explanation:

284 times .153 = 43.452

girl imma just put my comment here because i need a couple point okurrttt

air

in a tire you fill a tire with air

then a couple days later you check the air pressure in the tire

hope this mark me brainliest

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;