Questions and answers by

cloudicus

Questions (74)

Look at the image. Explain these processes in at least 2 sentences. Be sure to include the gasses involved.
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During a chemical reaction, the number of atoms(1 point)Responses fluctuates. fluctuates. increases. increases. decreases.
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What are reactants in a chemical reaction?(1 point)Responses outputs outputs inputs inputs substances that are formed by
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Glucose is a hydrocarbon that can be used to produce other biomolecules. Nitrogen can bond with glucose to make a biomolecule
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Which compound is a carbohydrate made up of long glucose chains, and commonly found in plants?(1 point)Responses nucleotide
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Amino acids have a general structure that is the same across all of them. They also have a structure that makes them unique.
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What do amino acids, fatty acids, and sugars (monosaccharides) have in common?(1 point)Responses They are made of carbon,
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What is the definition of a hydrocarbon?(1 point)Responses a carbon, oxygen, and hydrogen bonded together. a carbon, oxygen, and
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Carbon has four electrons in its outer shell. Why does this make it important to life?(1 point)Responses The outermost shell can
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Name 2 complex molecules in plants that glucose is linked to create
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What are the differences between endothermic and exothermic reactionsshort answer
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Explain the processes of photosynthesis and cellular respiration, including the gasses involved.
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Define reliability as it relates to Science short answer
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What happens to the number of atoms during a chemical reaction
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What is another name for input and output in a chemical reaction
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What makes each amino acid unique from each other?
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List the similarities between amino acids, fatty acids and sugars(monosaccharides)
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What does it mean for a set to be "closed"?(1 point)Responses An operation performed on members of that set will result in a
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Which example correctly demonstrates polynomial subtraction?(1 point) Responses (2x2+6x+1)−(3x2+3x+9)=5x2+9x+10 left
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Which example correctly demonstrates polynomial addition?(1 point)Responses (2x2+6x+1)+(3x2+3x+9)=5x2+9x+10 left parenthesis 2 x
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Add the polynomial expressions 3−2p−5p2 and p4−3p+4 .(1 point) Responses p4−5p2−5p+7 p superscript 4 baseline minus 5
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Which expression is equivalent to (z+4)(z−4)?(1 point)Responses z2−8z−16 2z2−z2−8 z(z)+4z(z)−4(4) z2+4z−4z−16
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Which expression is equivalent to (z+4)(z−4)?(1 point)Responses z2−8z−16 z squared minus 8 z minus 16 2z2−z2−8 2 z
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Use the Distributive Property to verify which expression is equivalent to (x−5)(x−3).(1 point)x2−2x+15 3x2−4x2−3x−15
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Use the Distributive Property to find which expression is equivalent to 9x2−25.(1 point)Responses (3x+5)2 left parenthesis 3 x
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According to the Distributive Property, which is a way to rewrite the algebraic expression (3x−1)(x−4)?(1 point)Responses
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According to the Associative Property, which expression is equivalent to 30m+(21m−53)+(18−2m) ?(1 point) Responses 53m−35
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Use the Associative Property to determine which expressions are equivalent.(1 point)Responses −3⋅(4x⋅−2)⋅−6y=−7xy
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Which of the following demonstrates the Associative Property of Multiplication?(1 point)Responses (3⋅5)⋅2=3⋅(5⋅2)
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which of the following correctly demonstrates the Associative Property of Addition?(1 point)Responses (x+y)+z+r=x+(y+z)+r
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Which of the following expressions could you rewrite using the Associative Property?(1 point)(9⋅5)⋅(8⋅3) (9⋅5)+8+3 3
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Which step contains an error using the Commutative Property of Addition in verifying 8+x2+17x−x2+4=10+4x2+10x−4x2+2+7x ?Step
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Substituting 1 for x in the equation 5x + 3=x⋅5 + 3 is a test case for which property?(1 point)Responses The Commutative
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Use the Commutative Property to determine the missing step in proving the equivalence of 12a+10+a=10+a+12a .Step 1: [missing]
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Which of the following correctly demonstrates the Commutative Property of Addition?(1 point)Responses abc+xyz=xyz+abc 0+579=579
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Which of the following correctly demonstrates the use of the Commutative Property of Multiplication?(1 point)Responses
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. Generate an equivalent expression to13^ 6 ∙ 13 −1/2
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. Generate an equivalent expression to136 ∙ 13 −1 2
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6. According to exponent rules, what is the rationalexponent in the equivalent expression to √5 3 ? Enter your response in
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Rewrite the expression as a product of identicalfactors to find the product for 100 3/2 show ur work
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Without calculating determine whether eachproduct is rational or irrational 2. 3̅ 𝑥 5. 7̅ 14 x 0.010203 show your work
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without calculating determine whether each sum isrational or irrational. 2 1/7 + 3/5 𝜋 + 9
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. Generate an equivalent expression to13^6 ∙ 13 −1/2
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. In order to prove that the sum of two rationalnumbers, a and b, is rational, put the following steps in correct order. Step 1.
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According to exponent rules, what is the rationalexponent in the equivalent expression to √5 3 ? Enter your response in
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5. Rewrite the expression as a product of identicalfactors to find the product for 100 3/2
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Without calculating determine whether eachproduct is rational or irrational 2. 3̅ 𝑥 5. 7̅ 14 x 0.010203
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. Without calculating determine whether each sum isrational or irrational. 2 1/7 + 3/5 𝜋 + 9
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. Predict which type of number the product will beand explain why. 4\5 ∙ 𝜋
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. Without doing any calculations, answer the question:Would the result of this problem be a rational number? Explain why or why
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Without doing any calculations, answer the question:Would the result of this problem be a rational number? Explain why or why
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Consider the expression [3(42+32÷4−5)]. Which quotient must be found to simplify the expression?(1 point) Responses
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Use the grouping symbols to interpret the following equation: x8=3(x+4)2. Which expression in the equation represents a
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An equation can be broken down into expressions, terms, variables, constants, and coefficients. In the equation 0.4−7x=3 ,
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Prove that the product of 2πand 3/4 is an irrational number. Find the product and explain why the value is irrational. Explain
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Prove that the sum of 3/4and 10−−√ is irrational. Show your work, and in 1–2 sentences, explain why the sum is an
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Prove that the sum of 34and 10−−√ is irrational. Show your work, and in 1–2 sentences, explain why the sum is an
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Is the equation 7−4⋅73/49√=7true or false? Select the response that correctly answers the question and provides the
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Is the equation (8–√4)−24⋅(8–√)16=8−48true or false? Select the response that correctly answers the question and
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Which of the following expressions is equivalent to 216√327 1/3 when applying the exponent properties?(1 point) Responses 8 8
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Using the exponent properties, which of the following expressions is equivalent to (2–√)3⋅2−1/2?(1 point) Responses
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Select the correct answer to the following equation: 27x3/4−1=26.(1 point) Responses 25/27 1 0 3
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Select the correct answer to the following equation: 27x3/4−1=26.(1 point) Responses 2527 Start Fraction 25 over 27 End
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Select the correct answer to the following equation: −x3/2=−27.(1 point) Responses −3 negative 3 −9 negative 9 9 9 no
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What is an equivalent expression for −(b1/4)12?(1 point) Responses −b3 negative b cubed −b−3 negative b superscript
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Rewrite the following expressions: 27 1/2⋅27 1/4.(1 point) Responses 27−−√3 root index 3 Start Root 27 End Root 2718 27
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What is the simplest form of 25 1/2?(1 point) Responses 12.5 12.5 5 5 25−−√12 root index Start Fraction 1 over 2 End
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How can you rewrite 25 1/4using a root?(1 point) Responses 25−−√14 root index Start Fraction 1 over 4 End Fraction Start
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How can you rewrite 2514using a root?(1 point) Responses 25−−√14 root index Start Fraction 1 over 4 End Fraction Start
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What is the correct simplification of 243 3/5?(1 point) Responses 9 9 3 3 27 27 81
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What is the correct simplification of 24335?(1 point) Responses 9 9 3 3 27 27 81
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What is the correct simplification of 24335?(1 point) Responses
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Charles, Zayeer, and Kali are trying to simplify 1,00023. Charles says the correct simplification is 10 because
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What type of number will the product of πand 34 be?(1 point) Responses a radical a radical a rational number a rational number
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2. 27 views