A)
Number of equivalent = number of mol * magnitude of charge
= 0.6 * 2
= 1.2
Answer: 1.2
B)
Number of equivalent = number of mol * magnitude of charge
= 0.3 * 1
= 0.3
Answer: 0.3
C)
Number of equivalent = number of mol * magnitude of charge
= 5 * 1
= 5
Answer: 5
D)
Number of equivalent = number of mol * magnitude of charge
= 2 * 3
= 6
Answer: 6
Problem 9.16 Calculate the number of equivalents in each of the following: Part A 0.6 mole...
calculate the number of equivalents. 0.8 mole of Mg2+ Express your answer using one significant figure.
Part A How many equivalents of Mg2+ are present in a solution that contains 2.70 moles of Mg2+ ? Express your answer using three significant figures. 10 A¢ A © 2 ? Na Eq Mg2+ Submit Request Answer
Problem 7.37 - Clinical Applications Calculate the molar mass for each of the following Part A Al(SO4), antiperspirant Express your answer to two decimal places and include the appropriate units. ANSWER Part B NaHCO, baking soda Express your answer to two decimal places and include the appropriate units ANSWER Part C C, H, NO, paracetamol used to treat pain and fever. Express your answer to two decimal places and include the appropriate units. ANSWER Problem 7.47 Calculate the number of...
I need help Sewani 1151 <EC Ch 6-7 Problem 7.30 Part A Calculate the number of Li atoms in 5.6 moles of Li Express your answer using two significant figures. νοΙ ΑΣφ ? NI; = 3.4 atoms of Li Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining Part B Calculate the number of CO2 molecules in 2.25x 10-2 mole of CO2 Express your answer using three significant figures. EVO AED ? Noo;- molecules of co Type...
Mechanics of materials question HW 9 Problem 9.16 Part A Determine the equivalent state of stress on an element at the point which represents the principal stresses and the maximum in-plane shear stress and the associated average normal stress. Also, for each case, determine the corresponding orientation of the element with respect to the element shown in the figure below. Suppose that Determine the orientation of principal planes of stress Express your answers using three significant figures separated by a...
Part D Calculate the number of moles of C,Hg in 2.01 x 1023 molecules of C, H. Express your answer using three significant figures. O ALDO ? moles of C,H Submit Previous Answers Request Answer Part C How many moles of sulfate ions (SO?) are present in 1.6 moles of Al2(SO4),? Express the number of moles to two significant figures. - Po A¢ * Ro ? ns0 moles
Part A Estimate the number of moles of water in all the Earth's oceans. Assume water covers 75% of the Earth to an average depth of 3 km. Express your answer to one significant figures and include the appropriate units. Part B Estimate the number of molecules of water in all the Earth's oceans. Express your answer using one significant figure. Part A Estimate the number of moles of water in all the Earth's oceans. Assume water covers 75% of...
Part A How many equivalents of Mgare present in a solution that contains 2.30 moles of Mg Express your answer using three significant figures. IVANOO ? EqM2+ Submit Request Answer
Compute the yield of product (in moles) for each of the following amounts of You may went to reference Section 43 while complying 3 mole Mn and 3 mole O_1 Express your answer using one significant figure. 3 mole Mn and 9 mole O_2 Express your answer using one significant figure.
Part D Calculate the mass, in grams for each of the following 0.0769 mole of Na2CO3 Express your answer with the appropriate units. Value Units Submit Request Answer Part E 3.09 x 10' moles of PCI Express your answer with the appropriate units. Value Units