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QUESTION 6 Determine the mass of...
QUESTION 6 Determine the mass of zirconium silicon , and oxygen found in 0.3384 mol of...
QUESTION 6 Determine the mass of zirconium silicon , and oxygen found in 0.3384 mol of zircon, Zrsio, a semiprecious stone. Your answer must have the correct number of significant figures. QUESTION 7 How many moles are there in 2.35 x 1024 molecules of water?
just trying to check if my answers are right ? if not what is the right...
just trying to check if my answers are right ? if not what is
the right answer
QUESTION 7 How many moles are there in 2.35 x 1024 molecules of water? 3.9 moles QUESTIONS How many grams does 5.60 x 1022 molecules of SiO2 weigh? 5.58 g QUESTION 9 How many grams are in 8.13 x 1023 molecules of CH4? 21.6 gm
no explanation needed just need answer for each box QUESTION 8 How many grams does 5.60...
no explanation needed just need answer for each box
QUESTION 8 How many grams does 5.60 x 1022 molecules of SiO2 weigh? QUESTION 9 How many grams are in 8.13 x 1023 molecules of CH4? QUESTION 10 How many grams does 0.500 moles of copper (1) bromide weigh?
no need to explain just need an answer for each box QUESTIONS It was determined that...
no need to explain just need an answer for each box
QUESTIONS It was determined that 1.4 x 1024 carbon dioxide molecules are produced when propane is combusted according to the equation below. Calculate the number of moles of propane that was burned. note: Make sure you have the right number of sig figs. For decimal answers, make sure you write the zero. Example: 0.99 QUESTION 6 2 Calculate how many moles of Ca(OH), are needed to produce 4.8 x...
just wanted to know if i got theese questions right and if i didnt whats the...
just wanted to know if i got theese questions right and if i
didnt whats the correct answrr ?
QUESTIONS It was determined that 1.4 x 1024 carbon dioxide molecules are produced when propane is combusted according to the equation below. Calculate the number of moles of propane that was burned. note: Make sure you have the right number of sig figs. For decimal answers, make sure you write the zero. Example: 0.99 0.77moles QUESTION 6 Calculate how many moles...
i dont need no explanation just tell me the number to put in each box no...
i dont need no explanation just tell me the number to put in each
box no need to show work just give the number that gies in each
box
QUESTION 8 How many grams of lithium nitrate will be needed to make 200.0 grams of lithium sulfate, assuming that you have an adequate amount of lead (IV) sulfate to do the reaction? How much lead (IV) sulfate will you actually need? 363.229 Pb(SO4)2 + 4 LINO3 -> Pb(NO3)4 + 2...
hi i know the answer i just need an in depth explanation on how to do...
hi i know the answer i just need an in depth explanation on how to do this question including the formula, how to change the formula, proper vocabulary that is relevant to this question here is the question: The A bucket of 5.45 kg of water underwent a drop in temperature from 60.30°C to 57.60°C. Explain how mass, heat capacity, and change in temperature of a substance determine the amount of heat gained or lost by the substance. How much...
please answer questions 1-8, I don't know what i'm doing wrong :( Congratulations! You have just...
please answer questions 1-8, I don't know what i'm doing wrong
:(
Congratulations! You have just been hired as a researcher by the PRUB Chemical Company Because of the large number of people eating spicy foods (and often eating them too fast), this company has asked you to develop a new antacid. They have given you some information, but the rest you must discover for yourself. Your boss has suggested that aluminum hydroxide may be effective as an antacid. This...
Qustion Campleon Status: QUESTION 7 What is the mass of a 4.110-mol sample of sodium hydroxide?...
Qustion Campleon Status: QUESTION 7 What is the mass of a 4.110-mol sample of sodium hydroxide? Oa. 98.6 g Ob0.1028 g Oc 164,4 g O d.9.732 g Oe. 40.00 g QUESTION 8 A sample of ammonia has a mass of 89.9 g. How many molecules are in this sample? Oa541 x 1025 molecules Ob.5.28 molecules Oc3.18x 1024 molecules Od 1.14 x 1023 molecules x 10-15, molecules QUESTION 9 A mole of a chemical substance represents Oa.6.02 x 1025 chemical particles...
1.) Enter your answer in the provided box Calculate the mass % of O in barium...
1.) Enter your answer in the provided box Calculate the mass % of O in barium periodate ? % O 2.) Be sure to answer all parts. Write a balanced equation for the following by inserting the correct coefficients. If the coefficient equals 1, add "1" in the provided box. ??? CaSiO3(s) + ???? HF(g) → ??? CaF2(s) + ??? SiF4(g) + ???H2O(l) 3.) Be sure to answer all parts. Potassium nitrate decomposes on heating, producing potassium oxide and gaseous...
QUESTION 6 Determine the mass of zirconium silicon , and oxygen found in 0.3384 mol of zircon, Zrsio, a semiprecious stone. Your answer must have the correct number of significant figures. QUESTION 7 How many moles are there in 2.35 x 1024 molecules of water?
just trying to check if my answers are right ? if not what is
the right answer
QUESTION 7 How many moles are there in 2.35 x 1024 molecules of water? 3.9 moles QUESTIONS How many grams does 5.60 x 1022 molecules of SiO2 weigh? 5.58 g QUESTION 9 How many grams are in 8.13 x 1023 molecules of CH4? 21.6 gm
no explanation needed just need answer for each box
QUESTION 8 How many grams does 5.60 x 1022 molecules of SiO2 weigh? QUESTION 9 How many grams are in 8.13 x 1023 molecules of CH4? QUESTION 10 How many grams does 0.500 moles of copper (1) bromide weigh?
no need to explain just need an answer for each box
QUESTIONS It was determined that 1.4 x 1024 carbon dioxide molecules are produced when propane is combusted according to the equation below. Calculate the number of moles of propane that was burned. note: Make sure you have the right number of sig figs. For decimal answers, make sure you write the zero. Example: 0.99 QUESTION 6 2 Calculate how many moles of Ca(OH), are needed to produce 4.8 x...
just wanted to know if i got theese questions right and if i
didnt whats the correct answrr ?
QUESTIONS It was determined that 1.4 x 1024 carbon dioxide molecules are produced when propane is combusted according to the equation below. Calculate the number of moles of propane that was burned. note: Make sure you have the right number of sig figs. For decimal answers, make sure you write the zero. Example: 0.99 0.77moles QUESTION 6 Calculate how many moles...
i dont need no explanation just tell me the number to put in each
box no need to show work just give the number that gies in each
box
QUESTION 8 How many grams of lithium nitrate will be needed to make 200.0 grams of lithium sulfate, assuming that you have an adequate amount of lead (IV) sulfate to do the reaction? How much lead (IV) sulfate will you actually need? 363.229 Pb(SO4)2 + 4 LINO3 -> Pb(NO3)4 + 2...
please answer questions 1-8, I don't know what i'm doing wrong
:(
Congratulations! You have just been hired as a researcher by the PRUB Chemical Company Because of the large number of people eating spicy foods (and often eating them too fast), this company has asked you to develop a new antacid. They have given you some information, but the rest you must discover for yourself. Your boss has suggested that aluminum hydroxide may be effective as an antacid. This...
Qustion Campleon Status: QUESTION 7 What is the mass of a 4.110-mol sample of sodium hydroxide? Oa. 98.6 g Ob0.1028 g Oc 164,4 g O d.9.732 g Oe. 40.00 g QUESTION 8 A sample of ammonia has a mass of 89.9 g. How many molecules are in this sample? Oa541 x 1025 molecules Ob.5.28 molecules Oc3.18x 1024 molecules Od 1.14 x 1023 molecules x 10-15, molecules QUESTION 9 A mole of a chemical substance represents Oa.6.02 x 1025 chemical particles...
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