Question 13 of 18 Calculate the number of atoms in a 7.52 x 103 g sample...
Calculate the number of atoms in a 7.52 x 10 g sample of carbon. atoms atoms
Calculate the number of atoms in a 3.42 × 103 g sample of strontium.
Calculate the number of atoms in a 6.83×103 g sample of lithium.
Calculate the number of atoms in a 6.73 x 10 g sample of strontium. 26 1.09 x10 atoms
Calculate the number of hydrogen atoms in a 60.0 g sample of ammonia (NH3). Be sure your answer has a unit symbol if necessary, and round it to 3 significant digits. 0 X 5 ? Check
4. Calculate the number of H atoms present in a 5.00 g sample of NH (g)? (3 Pts.) 2
Calculate the number of H atoms present in a 5.00 g sample of NH3 (g)?
D Question 2 3.5 pts Calculate the number of hydrogen atoms present in 12.30 x 102 dekagrams of strontium hydrogen sulfate heptahydrate O 2.905 x 1024 O 4.011 x 1025 O 1.191 x 1026 0 2.905 x 1026 5.258 x 1025
block with a mass of 14.1 g and a charge of +7.52 x 10-5 C is placed in an electric field with x component Ex-3.14 x 103 N/C, y omponent Ey -666 N/C, and z component Ez -0. (a) What is the magnitude of the electrostatic force on the block and (b) what ngle does that force make with the positive x direction? If the block is released from rest at the origin at time t = O, what are...
Calculate the δ180SM0w 0f a sample containing a 18°/160 value of 1.95 x 103, Explain what the delta value means compared to the standard. 1. 2. Calculate the value you obtained above, this time comparing to 63OP PDB Calculate the δ180SM0w 0f a sample containing a 18°/160 value of 1.95 x 103, Explain what the delta value means compared to the standard. 1. 2. Calculate the value you obtained above, this time comparing to 63OP PDB