Helen and Ivan had the same number of coins. Helen had a number of 50-cent coins, and 64 20-cent coins. These coins had a mass of 1.134kg. Ivan had a number of 50-cent coins and 104 20-cent coins.(a) Who has more money in coins and by how much?(b) given that each 50-cent coin is 2.7g more heavier than a 20-cent coin, what is the mass of Ivan's coins in kilograms?

Question:

Helen and Ivan had the same number of coins. Helen had a number of 50-cent coins, and 64 20-cent coins. These coins had a mass of 1.134kg. Ivan had a number of 50-cent coins and 104 20-cent coins.(a) Who has more money in coins and by how much?(b) given that each 50-cent coin is 2.7g more heavier than a 20-cent coin, what is the mass of Ivan's coins in kilograms?

Which statement most accurately describes the behavior of a catalyst? (A) A catalyst increases the ∆G of a reaction and hence the forward rate. (B) A catalyst reduces the ∆H of a reaction and hence the temperature needed to produce products. (C) A catalyst reduces the activation energy for a reaction and increases the rate of a reaction. (D) A catalyst increases the equilibrium constant and final product concentrations

Which statement most accurately describes the behavior of a catalyst? (A) A catalyst increases the ∆G of a reaction and hence the forward rate. (B) A catalyst reduces the ∆H of a reaction and hence the temperature needed to produce products. (C) A catalyst reduces the activation energy for a ...

Seth's mother brought home 3/4 of a chocolate cake and 1/2 of a vanilla cake that was left from a party at her work. Seth ate 1/3 of the chocolate cake that was left. How much of the whole chocolate cake did he eat?

Seth's mother brought home 3/4 of a chocolate cake and 1/2 of a vanilla cake that was left from a party at her work. Seth ate 1/3 of the chocolate cake that was left. How much of the whole chocolate cake did he eat?...

$\frac{5}{12}$guys help I have to turn it to a decimal point solve this without a calculator​

$\frac{5}{12}$guys help I have to turn it to a decimal point solve this without a calculator​...

Do - be - not enjoy - miss - not finish - pass - not rain - travel 1 One day I _______________ around the world. 2 What _______________ you _______________ when you graduate from college? 3 It’s very late. We _______________ this report today. 4 Do you think Martin _______________ his exams? 5 Hurry up! We _______________ the train. 6 You don’t need an umbrella. It _______________. 7 I don’t want to go to the party. I know I _______________ it. 8 How long _______________ Janos and Aisa _________

do - be - not enjoy - miss - not finish - pass - not rain - travel 1 One day I _______________ around the world. 2 What _______________ you _______________ when you graduate from college? 3 It’s very late. We _______________ this report today. 4 Do you think Martin _______________ his exams? 5 Hur...

For each of the following scenarios, determine the effect on aggregate supply. a. There is an unexpected decrease in oil prices. This causes: multiple choice 1 a decrease in aggregate supply, shifting the aggregate supply curve to the left. an increase in aggregate supply, shifting the aggregate supply curve to the right. a movement along the aggregate supply curve to the right, indicating an increase in the quantity of real GDP supplied. a movement along the aggregate supply curve to the left,

For each of the following scenarios, determine the effect on aggregate supply. a. There is an unexpected decrease in oil prices. This causes: multiple choice 1 a decrease in aggregate supply, shifting the aggregate supply curve to the left. an increase in aggregate supply, shifting the aggregate sup...

Question 11 What are two reasons for using an address book?

Question 11 What are two reasons for using an address book?...

What is the benefit of 2020 Rogue Sport’s Xtronic CVT over conventional automatic transmissions?

What is the benefit of 2020 Rogue Sport’s Xtronic CVT over conventional automatic transmissions?...

When the value of y is 12, then the value of x would be _____.?

When the value of y is 12, then the value of x would be _____.?...

Question 9 The electron transport process occurs in the: O Cytoplasm O Mitochondria O Nucleus h O Ribosomes

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Ummm guysssss ......

Ummm guysssss .........

The Kwok Company’s inventory balance on December 31, 2021, was $255,000 (based on a 12/31/2021 physical count) before considering the following transactions: Goods shipped to Kwok f.o.b. destination on December 20, 2021, were received on January 4, 2022. The invoice cost was$48,000. Goods shipped to Kwok f.o.b. shipping point on December 28, 2021, were received on January 5, 2022. The invoice cost was $35,000. Goods shipped from Kwok to a customer f.o.b. destination on December 27, 2021, were r The Kwok Company’s inventory balance on December 31, 2021, was$255,000 (based on a 12/31/2021 physical count) before considering the following transactions: Goods shipped to Kwok f.o.b. destination on December 20, 2021, were received on January 4, 2022. The invoice cost was $48,000. Goods shipped... 1 answer The assumption that media shapes how people view the world is:_________. The assumption that media shapes how people view the world is:_________.... 1 answer If a vehicle can accelerate from rest to a speed of 36 m/s in 15s, what is the average acceleration during this time? If a vehicle can accelerate from rest to a speed of 36 m/s in 15s, what is the average acceleration during this time?... 1 answer 20. What was one characteristic of life as a serf under medieval manorialism? agricultural labor for physical protection e social mobility through property ownership e improved health from advances in medicine e O O guaranteed education at the local university 20. What was one characteristic of life as a serf under medieval manorialism? agricultural labor for physical protection e social mobility through property ownership e improved health from advances in medicine e O O guaranteed education at the local university... 1 answer Two bottling plants package a certain type of sports drink. Suppose the mean volume of all of this type of sports drinks is 20 fluid ounces. Bottling plant A bottles approximately 43607 sports drinks per day. Bottling plant B bottles approximately 179811 sports drinks per day. On a particular day, which bottling plant is less likely to record a mean volume of 21 fluid ounces for the day? A. The two bottling plants are equally likely to record such a volume because random samples from both plants Two bottling plants package a certain type of sports drink. Suppose the mean volume of all of this type of sports drinks is 20 fluid ounces. Bottling plant A bottles approximately 43607 sports drinks per day. Bottling plant B bottles approximately 179811 sports drinks per day. On a particular day, w... 1 answer At best buy they have a 42" TV that sells for$1250 and is on sale for 15% off. What is the Final Cost:

At best buy they have a 42" TV that sells for \$1250 and is on sale for 15% off. What is the Final Cost:...

What is the value of X? X=2.25 X=11.25 X=13 X=22

What is the value of X? X=2.25 X=11.25 X=13 X=22...