amanda0427
amanda0427
27-09-2022
Mathematics
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Lauren’s age can be represented by the expression 10m2. Kristen’s age can be represented by the expression 2m5. What is the ratio of Lauren’s age to Kristen’s
Given the balanced equation representing a reaction:2H2 + O2 ==> 2H2O What is the mass of H2O produced when 10.0 grams of H2 react completely with 80.0 grams
The molecular formula of glucose is C6H12O6. What is the empirical formula of glucose? (1) CHO (3) C6H12O6 (2) CH2O (4) C12H24O12
if the perimeter of the rectangle is 48, find the dimensions
As magma cools and crystallizes, minerals form in predictable patterns in a process known as A) fractional crystallization B) partial melting C) intrusion D) B
The two forms of oxygen, O2(g) and O3(g), have (1) different molecular structures and identical properties (2) different molecular structures and different prop
Which polyatomic ion contains the greatest number of oxygen atoms? (1) acetate (3) hydroxide (2) carbonate (4) peroxide
what is the definition of parasite?
Which balanced equation represents an endothermic reaction? (1) C(s) + O2(g) → CO2(g) (2) CH4(g) + 2O2(g) → CO2(g) + 2H2O(l) (3) N2(g) + 3H2(g) → 2NH3(g) (4) N2
An atom in the ground state has two electrons in its first shell and six electrons in its second shell. What is the total number of protons in the nucleus of t
